The Effect of the Environment on Saint Petersburg's Cultural Heritage Results of Monitoring the Historical Necropolis Monuments - Frank-Kamenetskaya, Olga V.; Frank-Kamenetskaya, Olga V.; Vlasov, Dmitry Yu; Vlasov, Dmitry Yu; Rytikova, Vera V.; Rytikova, Vera V. (Springer International Publishing : Imprint: Springer, 2019)