TY - RPRT TI - Hydrogeology and ground-water resources of Ngatik Island, Sapwuahfik Atoll, State of Pohnpei, Federated States of Micronesia AU - S. S. Anthony PY - 1996 DO - 10.3133/wri934117 UR - https://pubs.usgs.gov/publication/wri934117 ID - wri934117 ER -