Jurskije otloženija zemnogo šara.
Jurskije i melovyje otloženija russkoj platformy.
Interpretacija facij i stratigrafičeskaja posledovatel´nosť.
Klimakteričeskij period /
British union-catalogue of periodicals. New periodical titles.
O lednikovom periode. Vypusk 4, Proischoždenije valunnych otloženij /
NMR and the periodic table /
Business periodicals collection.
Academic periodicals collection.
The periodic table of the elements /
The Standard Periodical Directory 1967
The art of the migration period /
Optimal periodic control /
Ulrichs periodicals directory.
World medical periodicals /
Stability theory and the existence of periodic solutions and almost periodic solutions /
Četvertičnyj period Sibiri.
Ríša periodicity. : Putovanie krajinou chemických prvkov. /
Prague Ghetto in the Renaissance period /
British union - catalogue of periodicals incorporating world list of scientific periodicals : new periodical titles 1960-1968 /
Jurskij period /
Metodika opredelenija mezozojskich golovonogich : ammonity i belemnity ; v pomošč geologu-stratigrafu /