@Article{angeo-15-306-1997,
AUTHOR = {Lakshmi, D. R. and Veenadhari, B. and Dabas, R. S. and Reddy, B. M.},
TITLE = {Sudden post-midnight decrease in equatorial F-region electron densities associated with severe magnetic storms},
JOURNAL = {Annales Geophysicae},
VOLUME = {15},
YEAR = {1997},
NUMBER = {3},
PAGES = {306--313},
URL = {http://www.ann-geophys.net/15/306/1997/},
DOI = {10.1007/s00585-997-0306-9}
}