A. Popkov

发表

A. Tajik, I. Ivanova, R. Kutlizamaev, 2020, IOP Conference Series: Earth and Environmental Science.

Petr N. Vabishchevich, Alexander G. Churbanov, V. V. Chudanov, 1995 .

V. Chudanov, P. Vabishchevich, A. Churbanov, 1995 .