TY - CPAPER AU - Nadezda Zharkova TI - GROUNDWATER AGGRESSIVENESS AS AN IMPORTANT FACTOR OF ENGINEERING-GEOLOGICAL CONDITIONS IN THE KAZAN CITY (RUSSIA) T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference PY - 2012 DO - 10.5593/sgem2012/s02.v2016 PB - Stef92 Technology ER -