Zakharov Y.D.; Ukhaneva N.G.; Ignatyev A.V.; Afanasyeva T.B.; Buryi G.I.; Panasenko E.S.; Popov A.M.; Punina T.A.; Cherbadzhi A.K.
(2000)
The seven recently discovered events, respectively occurring at (1) early Dorashamian, (2) middle Olenekian, (3) early Anisian, (4) latest Ladinian-?earliest Carnian, (5) late Carnian, (6) early Norian and (7) early Rhaetian ...