@misc{Wieczorek_Joanna_Lighting_2013, author={Wieczorek, Joanna and Błażejczyk, Krzysztof and Morita, Takeshi}, volume={86}, number={1}, copyright={Rights Reserved - Free Access}, address={Warszawa}, journal={Geographia Polonica}, howpublished={online}, year={2013}, publisher={IGiPZ PAN}, language={eng}, type={Text}, title={Lighting characteristics during the polar day and their impact on changes in melatonin secretion}, URL={http://www.rcin.org.pl/Content/29017/PDF/WA51_46831_r2013-t86-no1_G-Polonica-Wieczorek.pdf}, keywords={UTCI, adaptation, diurnal rhytm, polar day, melatonin}, }