Gravitational lens equation: critical solutions and magnification near folds and cusps

by Alexandrov, A.N., Koval, S.M., Zhdanov, V.I.
Published 2012

Ефекти перетину каустики і моделі джерела у гравітаційно-лінзових системах

by Alexandrov, A.N., Sliusar, V.M., Zhdanov, V.I.
Published 2022

Microlensing effects and structure of gravitational lens systems

by Fedorova, E.V., Alexandrov, A.N., Zhdanov, V.I.
Published 2005