doi:10.1007/s00376-017-6293-1

Arola A., K. Lakkala, A. Bais, J. Kaurola, C. Meleti, and P. Taalas, 2003: Factors affecting short- and long-term changes of spectral UV irradiance at two European stations. J. Geophys. Res.: Atmos., 108(D17),4549, doi: 10.1029/2003JD003447.http://onlinelibrary.wiley.com/doi/10.1029/2003JD003447/full

Bais A. F., C. S. Zerefos, C. Meleti, I. C. Ziomas, and K. Tourpali, 1993: Spectral measurements of solar UVB radiation and its relations to total ozone,SO₂, and clouds. J. Geophys. Res.: Atmos., 98(D3), 5199-5204, doi: 10.1029/92JD02904.http://onlinelibrary.wiley.com/doi/10.1029/92JD02904/abstract

Bernhard G., C. R. Booth, J. C. Ehramjian, R. Stone, and E. G. Dutton, 2007: Ultraviolet and visible radiation at Barrow, Alaska: Climatology and influencing factors on the basis of version 2 National Science Foundation network data. J. Geophys. Res.: Atmos., 112(D9),D09101, doi: 10.1029/2006JD 007865.http://onlinelibrary.wiley.com/doi/10.1029/2006JD007865/full

Calb, J., D. Pagès, J. A. González, 2005: Empirical studies of cloud effects on UV radiation: A review. Rev. Geophys., 43(3),RG2002, doi: 10.1029/2004RG000155.http://onlinelibrary.wiley.com/doi/10.1029/2004RG000155/full

den Outer P. N., H. Slaper, J. Kaurola, A., Lindfors, A. Kazantzidis, A. F. Bais, U. Feister, J. Junk, M. Janouch, and W. Josefsson, 2010: Reconstructing of erythemal ultraviolet radiation levels in Europe for the past 4 decades. J. Geophys. Res.: Atmos., 115(D10),D10102, doi: 10.1029/2009JD 012827.http://onlinelibrary.wiley.com/doi/10.1029/2009JD012827/full

Ferrero E., M. Eöry G. Ferreyra, I. Schloss, H. Zagarese, M. Vernet, and F. Momo, 2006: Vertical mixing and ecological effects of ultraviolet radiation in planktonic communities.Photochemistry and Photobiology82(5),898-902,doi: 10.1562/2005-11-23-RA-736.

Foyo-Moreno I., J. Vida, and L. Alados-Arboledas, 1999: A simple all weather model to estimate ultraviolet solar radiation (290-385 nm).J. Appl. Meteor.38(8),1020-1026,doi: 10.1175/1520-0450(1999)038<1020:ASAWMT>2.0.CO;2.http://adsabs.harvard.edu/abs/1999JApMe..38.1020F

Gueymard C. A., 2004: The sun's total and spectral irradiance for solar energy applications and solar radiation models.Solar Energy76(5),423-453,doi: 10.1016/j.solener.2003.08. 039.http://www.sciencedirect.com/science/article/pii/S0038092X03003967

Hu B., Y. S. Wang, and G. R. Liu, 2007: Ultraviolet radiation spatio-temporal characteristics derived from the ground-based measurements taken in China.Atmos. Environ.41(27),5707-5718,doi: 10.1016/j.atmosenv.2007.02.044.http://www.sciencedirect.com/science/article/pii/S1352231007001896

Hu B., Y. S. Wang, and G. R. Liu, 2010: Variation characteristics of ultraviolet radiation derived from measurement and reconstruction in Beijing,China. Tellus B, 62(3), 100-108, doi: 10.1111/j.1600-0889.2010.00452.x.http://onlinelibrary.wiley.com/doi/10.1111/j.1600-0889.2010.00452.x/abstract

Huang M. L., H. Jiang, W. M. Ju, and Z. Y. Xiao, 2011: Ultraviolet radiation over two lakes in the middle and lower reaches of the Yangtze River,China: An innovative model for UV estimation. Terrestrial, Atmospheric and Oceanic Sciences, 22(6), 491-506, doi: 10.3319/TAO.2011.05.02.01(A).http://www.researchgate.net/publication/281390125_Ultraviolet_Radiation_over_Two_Lakes_in_the_Middle_and_Lower_Reaches_of_the_Yangtze_River_China_An_Innovative_Model_for_UV_Estimation

Kerr J. B., V. E. Fioletov, 2008: Surface ultraviolet radiation.Atmos.-Ocean46(2),159-184,doi: 10.3137/ao.460108.

Liu H., B. Hu, L. Zhang, Y. S. Wang, and P. F. Tian, 2016: Spatiotemporal characteristics of ultraviolet radiation in recent 54 years from measurements and reconstructions over the Tibetan Plateau.J. Geophys. Res.: Atmos.121(13),7673-7690,doi: 10.1002/2015JD024378.http://onlinelibrary.wiley.com/doi/10.1002/2015JD024378/pdf

Long C. N., T. P. Ackerman, 2000: Identification of clear skies from broadband pyranometer measurements and calculation of downwelling shortwave cloud effects.J. Geophys. Res.: Atmos.105(D12),15 609-15 626,doi: 10.1029/2000JD 900077.http://onlinelibrary.wiley.com/doi/10.1029/2000JD900077/citedby

Mayer B., A. Kylling, 2005: Technical note: The libRadtran software package for radiative transfer calculations - description and examples of use.Atmospheric Chemistry and Physics5,1855-1877,doi: 10.5194/acp-5-1855-2005.http://onlinelibrary.wiley.com/resolve/reference/XREF?id=10.5194/acp-5-1855-2005

Podstawczyńska, A., 2010: UV and global solar radiation in Lód, Central Poland. International Journal of Climatology, 30(2), 1-10, doi: 10.1002/joc.1864.

Schwand er, H., P. Koepke, A. Ruggaber, 1997: Uncertainties in modeled UV irradiances due to limited accuracy and availability of input data.J. Geophys. Res.: Atmos.102(D8),9419-9429,doi: 10.1029/97JD00244.http://onlinelibrary.wiley.com/doi/10.1029/97JD00244/citedby

Tang W. J., K. Yang, J. Qin, C. C. K. Cheng, and J. He, 2011: Solar radiation trend across China in recent decades: A revisit with quality-controlled data.Atmospheric Chemistry and Physics11,393-406,doi: 10.5194/acp-11-393-2011.http://www.oalib.com/paper/1374227

Tang W. J., J. Qin, K. Yang, X. L. Niu, X. T. Zhang, Y. Yu, and X. D. Zhu, 2013a: Reconstruction of daily photosynthetically active radiation and its trends over China.J. Geophys. Res.: Atmos.118(23),13 292-13 302,doi: 10.1002/2013JD 020527.http://onlinelibrary.wiley.com/doi/10.1002/2013JD020527/abstract

Tang W. J., K. Yang, J. Qin, and M. Min, 2013b: Development of a 50-year daily surface solar radiation dataset over China.Science China Earth Sciences56(10),1555-1565,doi: 10.1007/ s11430-012-4542-9.

Thomas P., A. Swaminathan, and R. M. Lucas, 2012: Climate change and health with an emphasis on interactions with ultraviolet radiation: A review.Global Change Biology18(9),2392-2405,doi: 10.1111/j.1365-2486.2012.02706.x.http://onlinelibrary.wiley.com/doi/10.1111/j.1365-2486.2012.02706.x/full

Wang L. C., W. Gong, Y. Y. Ma, B. Hu, W. L. Wang, and M. Zhang, 2013: Analysis of ultraviolet radiation in Central China from observation and estimation.Energy59,764-774,doi: 10.1016/j.energy.2013.07.017.http://www.sciencedirect.com/science/article/pii/S036054421300604X

Wei K., W. Chen, and R. H. Huang, 2006: Long-term changes of the ultraviolet radiation in China and its relationship with total ozone and precipitation.Adv. Atmos. Sci.23(6),700-710,doi: 10.1007/s00376-006-0700-3.http://d.wanfangdata.com.cn/Periodical_dqkxjz-e200605005.aspx

Williamson, C. E., Coauthors, 2014: Solar ultraviolet radiation in a changing climate.Nature Climate Change4(7),434-441,doi: 10.1038/nclimate2225.http://www.nature.com/nclimate/journal/v4/n6/fig_tab/nclimate2225_f3.html

Xia X., Z. Li, P. Wang, M. Cribb, H. Chen, and Y. Zhao, 2008: Analysis of relationships between ultraviolet radiation (295-385 nm) and aerosols as well as shortwave radiation in North China Plain.Annales Geophysicae26(8),2043-2052,doi: 10.5194/angeo-26-2043-2008.http://www.oalib.com/paper/1373165

Yang K., G. W. Huang, and N. Tamai, 2001: A hybrid model for estimating global solar radiation.Solar Energy70(2),13-22,doi: 10.1016/S0038-092X(00)00121-3.http://www.sciencedirect.com/science/article/pii/S0038092X00001213

Yang K., T. Koike, and B. S. Ye, 2006: Improving estimation of hourly,daily, and monthly solar radiation by importing global data sets. Agricultural and Forest Meteorology, 137(1-2), 43-55, doi: 10.1016/j.agrformet.2006.02.001.http://www.sciencedirect.com/science/article/pii/S0168192306000529