Vladimir V. Voloshinov, Sergey A. Smirnov. Optimal Packings of Congruent Circles on a Square Flat Torus as Mixed-Integer Nonlinear Optimization Problem. In Vladimir V. Voevodin, Sergey Sobolev, editors, Supercomputing - 5th Russian Supercomputing Days, RuSCDays 2019, Moscow, Russia, September 23-24, 2019, Revised Selected Papers. Volume 1129 of Communications in Computer and Information Science, pages 87-97, Springer, 2019. [doi]
Abstract is missing.