Democritus, weight and size : an exercise in the reconstruction of early Greek philosophy

von O'Brien, Denis, 1936-
Philosophia antiqua ; v. 37
Theories of weight in the ancient world ; v. 1
Paris : Leiden : Les Belles Lettres ; Brill, 1981.
Umfang/Format: xxi, 419 p. ; 24 cm.

Empedocles' cosmic cycle : a reconstruction from the fragments and secondary sources,

von O'Brien, Denis, 1936-
Cambridge classical studies
London : Cambridge U.P., 1969.
Umfang/Format: x, 459 p. 1 illus. 22 cm.