1995 — graduated from Simferopol State University (since Vernadski Tavrida National University) speciality physics.
1996–1999 — post graduate course study.
2000 – till now — work on the faculty of Theoretical Physics of Vernadski Tavrida National University.
2006 — protection of the Thesis for a candidate degree in physics and mathematics on a theme "Dynamics of null and tensile strings in the pseudo-riemannian spaces" in Bogolyubov Institute for Theoretical Physics of the Ukraine Academy of Sciences, Kyiv.
Main publications:
A. P. Lelyakov and S. N. Roshchupkin. Null and tensile string in Peres spacetime // Acta Physica Polonica B. - 2002. - vol. 33. - no. 2. P. 593–601.
L. Ya. Arifov, E. N. Zinchenco, A. P. Lelyakov and S. N. Roshchupkin. Dynamics of Extended Objects and a Stationary Axially Symmetric Cosmological model // Theoretical and Mathematical Physics. - 2004. - Vol. 141(2). - P. 1593–1607.
A. Lelyakov, S. Roshchupkin. Null membranes in Dyonik Black Hole Background // Turkish Journal of Physics, - 2003. - Vol. 27. - no. 4. P. 293–298.
A. P. Lelyakov, A. S. Karpenko, “Dynamics of a probe null string in the gravitational field of a closed null string radially collapsing in the plane”, TMF, 190:1 (2017), 162–178; Theoret. and Math. Phys., 190:1 (2017), 140–153
L. Ya. Arifov, E. N. Zinchenko, A. P. Lelyakov, S. N. Roshchupkin, “Dynamics of Extended Objects and a Stationary Axially Symmetric Cosmological Model”, TMF, 141:2 (2004), 304–320; Theoret. and Math. Phys., 141:2 (2004), 1593–1607
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