Al’ber, S. I. On periodicity problems in the calculus of variations in the large. (English. Russian original) Zbl 0094.08202 Am. Math. Soc., Transl., II. Ser. 14, 107-172 (1960). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 3 Documents Keywords:variational calculus PDFBibTeX XMLCite \textit{S. I. Al'ber}, Transl., Ser. 2, Am. Math. Soc. 14, 107--172 (1960; Zbl 0094.08202) Full Text: DOI