TY - CPAPER AU - Romana Topiarzova TI - BIODEGRADABLE MATERIAL PLA AND ITS APPLICATION IN PRACTICE T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2011 11th International Multidisciplinary Scientific GeoConference PY - 2011 DO - 10.5593/sgem2011/s21.109 PB - Stef92 Technology ER -