@article{20216, author = {Jenkins, Stephen R.}, url = {http://library.usi.edu/record/20216}, title = {Removal of naturally occurring manganese from Alabama waters by rapid sand filtration using calcium as a filter aid /}, publisher = {Water Resources Research Institute, Auburn University,}, recid = {20216}, pages = {vi, 48 p. :}, address = {Auburn, Ala. :}, year = {1979}, }