Saint Petersburg state university studies in Earth sciences
английский/Saint Petersburg state university studies in Earth sciences .Saint Petersburg state university studies in Earth sciences.Saint Petersburg state university studies in Earth sciences.Saint Petersburg/St. Petersburg state univ./, 2013- ( ). - St. Petersburg state univ., 2013-.Saint Petersburg state university studies in Earth sciences. Saint Petersburg, 2013- .Науки о Земле -- Периодические издания/nlr_sh2/Д.я54/ Saint Petersburg state university .