Higgins, Charles G. Groundwater geomorphology: the role of subsurface water in earth-surface processes and landforms - Boulder, CO Geological Society of America 1990 - 368 p. ilus., láms. - Special Paper. Geological Society of America n.252 . Subjects--Topical Terms: AGUAS SUBTERRANEASGEOMORFOLOGÍAHIDROGEOLOGÍA Universal Decimal Class. No.: 551.495/H51