The topology of the calculus of variations in the large - Liusternik, L. A. (Lazar´ Aronovich), 1899- (Providence : American Mathematical Society, 1966)
Traducción de: [Topologiia funktsional´nykh prostranstv i variatsionnoe ischislenie v tselom].
Bibliografía: p. 95-96.
MR
Keywords: Calculus of variations; Topology