Bernard Bolzano and the foundations of mathematical analysis
(English).
In:
Jarník, Vojtěch; Novák, Josef (other); Folta, Jaroslav (other); Jarník, Jiří (other): Bolzano and the Foundations of Mathematical Analysis.
(English).
Praha:
Society of Czechoslovak Mathematicians and Physicists,
1981.
pp. 33-42