Vujicic Veljko A (2009) Dynamical Paradox in Theory of Lunar Motion, INTERNATIONAL JOURNAL OF NONLINEAR SCIENCES AND NUMERICAL SIMULATION, vol. 10, br. 11-12, str. 1539-1543 (Article) Vujicic Veljko A,He JH (2004) On two fundamental statements of mechanics, INTERNATIONAL JOURNAL OF NONLINEAR SCIENCES AND NUMERICAL SIMULATION, vol. 5, br. 3, str. 283-286 (Article) Vujicic Veljko A (2004) On one generalization of Newton's law of gravitation, INTERNATIONAL APPLIED MECHANICS, vol. 40, br. 3, str. 351-359 (Article)