00757naa#a2200229#i#4500001002200000005001700022011001400039100004100053101000800094102000700102200013100109210005100240215001000291608002700301675009900328700001600427700001800443700001800461700001800479700001500497856001500512EN\INFRA-M\bibl\1749820240420063102.6##a2500-0535##a20170809b2017####ek#y0engy0150####ca0#aRUS##aRU1#aSporadic potassium layers and their connection to sporadic E layers in the mesopause region at Beijing, ChinaeJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2017##a4 с.##aJournal article2local##aГеология. Геологические и геофизические науки. 55zRUS#1aJinggJiao #1aGuotaogYang #1aJihonggWang #1aXuewugCheng #1aFaqungLi 4#anaukaru.ru