Geology and Ecosystems - Zektser, Igor S.; Marker, Brian; Zekttsser, Igor' Semenovich; ZektÍ¡ser, IgorÊ¹ Semenovich; COGEOENVIRONMENT; Ridgway, John; Rogachevskaya, Liliya; Vartanyan, Genrikh (Springer US, 2006)