Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Cruz y Cruz, Sara E-mail: https://www.mathnet.ru/eng/person77801 List of publications on Google Scholar Publications in Math-Net.Ru Citations 2013 1. Sara Cruz y Cruz, Oscar Rosas-Ortiz, “Dynamical Equations, Invariants and Spectrum Generating Algebras of Mechanical Systems with Position-Dependent Mass”, SIGMA, 9 (2013), 004, 21 pp.         34 Organisations Instituto Politecnico Nacional, Mexico