P. Stefan

发表

Accessible Sets, Orbits, and Foliations with Singularities

P. Stefan, 1974 .

A theorem of Šarkovskii on the existence of periodic orbits of continuous endomorphisms of the real line

P. Stefan, 1977 .

Integrability of Systems of Vectorfields

P. Stefan, 1980 .

On Peiffer transformations, link diagrams and a question of JHC Whitehead

P. Stefan, 1982 .

Accessibility and foliations

P. Stefan, 1975 .

Two Proofs of Chow’s Theorem

P. Stefan, 1973 .

Accessibility and singular foliations

P. Stefan, 1973 .