Struktur komunitas dan pemanfaatan mollusca di sungai sekitar waduk Gajah Mungkur Kabupaten Wonogiri Jawa Tengah = Community structure and utilization of Mollusc by local societies in river around Gajah Mungkur Dam, district Wonogiri, Central Java - Apri Utami Parta Santi, author (2011)