Peterson, R. R. Post biological solids characterization and removal from pulp mill effluents / by R. R. Peterson [and] J. L. Graham - Washington, D.C. : U.S. Government Printing Office, 1979 - xiv, 90 p. ; 28 cm. Subjects--Topical Terms: Paper mills--United StatesPulp mills--United States Dewey Class. No.: 338.476760973