TY - RPRT TI - Geologic map of the Uruk Sulcus Quadrangle of Ganymede AU - J. E. Guest AU - Remo Bianchi AU - Ronald Greeley PY - 1988 DO - 10.3133/i1934 UR - https://pubs.usgs.gov/publication/i1934 ID - i1934 ER -