To the issue of evaluating sonic boom overpressure and loudness Igor G. Bashkirov, Sergey L. Chernyshev, Vladlen S. Gorbovskoy, Andrey V. Kazhan, Vyacheslav G. Kazhan and Victor V. Kovalenko MATEC Web Conf., 304 (2019) 02003 Published online: 17 December 2019 DOI: 10.1051/matecconf/201930402003