TY - RPRT TI - Natural hazards associated with Lake Kivu and adjoining areas of the Birunga volcanic field, Rwanda and Zaire, Central Africa; final report AU - M. L. Tuttle AU - John P. Lockwood AU - William C. Evans PY - 1990 DO - 10.3133/ofr90691 UR - https://pubs.usgs.gov/publication/ofr90691 ID - ofr90691 ER -