Z. Niedzielska

Periodic Orbits and Accretion Disks

Z. Niedzielska, 1997 .

Nonlinear stability of the libration points in the photogravitational restricted three body problem

Z. Niedzielska, 1994 .

About stability of libration points in the restricted photogravitational three body problem

A. Maciejewski, K. Goździewski, Z. Niedzielska, 1991 .