@article{219583, recid = {219583}, author = {Kalkhoff, Stephen J. and Kuzniar, Ronald L.}, title = {Hydrologic data for the Big Spring Basin, Clayton County, Iowa, water year 1991 /}, publisher = {U.S. Geological Survey ;}, address = {Iowa City, Iowa :}, pages = {vi, 87 p. :}, year = {1994}, note = {Chiefly tables.}, url = {http://library.usi.edu/record/219583}, }