RT Journal Article SR Electronic T1 PERIODIC DISCHARGING OF LIQUIDS AND INTERMITTENT WASHING OF SOLIDS JF Science JO Science FD American Association for the Advancement of Science SP 280 OP 280 DO 10.1126/science.90.2334.280 VO 90 IS 2334 A1 Graham, C. L. A1 Lambert, Raymond H. YR 1939 UL http://science.sciencemag.org/content/90/2334/280.abstract AB