Tsoy Valery I. RussiaSaratovSaratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83tsoyvi@info.sgu.ru Author's articles AD HOC Quantization of the Electromagnetic Momentum for a Dispersive Medium Electromagnetic Momenta at Wave Refraction into Dispersive Medium Derivation of the Thermodynamic Probabilities Using Polynomial Forms Physics of Free-electron Lasers in Saratov State University Time in Basic Dynamic Equations of Physics