00486naa#a2200157#i#4500001001500000005001700015011001400032100004100046102000700087200008600094210007200180215001000252608002700262700001900289856002000308EN\\bibl\4697620260317102311.2##a1681-1208##a20081225b2008####ek#y0engy0150####ca##aRU1#aMetallic iron in sediments at the Mesozoic-Cenozoic K/T boundaryeJournal article1#aMoscowcGeophysical Center of the Russian Academy of Sciencesd2008##a8 с.##aJournal article2local#1aPecherskygD M4#aras.editorum.ru