Sovremennai︠a︡ frant︠s︡uzskai︠a︡ istoriografii︠a︡: osnovnye tendent︠s︡ii v obʺi︠a︡sneniĭ istoricheskogo prot︠s︡essa // [Contemporary French Historiography: Basic Trends in the Explanation of the Historical Process] Marianna Nikolaevna Sokolova 1979 1 theory and philosophy of historiography epistemology explanation