Rogov Mikhail Alexeyevich RussiaMoscowГеологический институт РАН, Старомонетный пер., 22 строение 3, Москва, 119180доктор геолого-минералогических наукrogov_m@rambler.ru Author's articles About Possible Reflexion of Paleocological Conditions in Petromagnesism of Kallovian - Oxfordian Deposits of Dubki Section (Saratov) New data about Upper Jurassic formations of the Ulyanovsk-Saratov through and the northern part of the Peri-Сaspian Syneclise