@Article{acpd-4-1037-2004, AUTHOR = {Yu, F.}, TITLE = {Formation of large NAT particles and denitrification in polar stratosphere: possible role of cosmic rays and effect of solar activity}, JOURNAL = {Atmospheric Chemistry and Physics Discussions}, VOLUME = {4}, YEAR = {2004}, NUMBER = {1}, PAGES = {1037--1062}, URL = {http://www.atmos-chem-phys-discuss.net/4/1037/2004/}, ISSN = {1680-7367} }