TY - RPRT TI - High-resolution marine geologic maps showing sediment distribution on the insular shelf off Luquillo, Puerto Rico AU - VeeAnn A. Cross AU - William C. Schwab AU - Benjamin A. Raker PY - 1998 DO - 10.3133/ofr98204 UR - https://pubs.usgs.gov/publication/ofr98204 ID - ofr98204 ER -