Stepanoff, Alexey J. Gravity flow of bulk solids and transportation of solids in suspension / Alexey J. Stepanoff. - New York : Wiley, 1969. - vii, 191 p. : ill. - Materials handling and packaging series . ISBN: 0471822027 LCCN: 93034103 Subjects--Topical Terms: Bulk solids flow.Hydraulic conveying.