Philipp Lenard

[1978] Philipp Lenard and the Photoelectric Effect, 1889-1911 ; Bruce R. Wheaton ; Historical Studies in the Physical Sciences 9 (1978) p. 299 [lien]
[1999] Heinrich Hertz and Philipp Lenard: Two Distinguished Physicists, Two Disparate Men ; Joseph F. Mulligan ; Physics in Perspective 1 (1999) p. 345 [lien]