Van der Pol, Balth. The nonlinear theory of electric oscillations. (English) Zbl 0009.42107 Proc. Inst. Radio Eng. 22, 1051-1086 (1934). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 21 Documents Keywords:classical theory of electricity PDF BibTeX XML Cite \textit{Balth. Van der Pol}, Proc. Inst. Radio Eng. 22, 1051--1086 (1934; Zbl 0009.42107)