Penfold and Salmon ReplyPenfold, I. T.The American Physical Society1992DOI 10.1103/physrevlett.68.253
Dr. W. J. PenfoldAustralasian Medical Publishing CompanyAustralasian Medical Publishing Company1938DOI 10.5694/j.1326-5377.1938.tb45294.x
ACS Honors Josephson, PenfoldJOSEPHSON, DONALD V.American Chemical Society1954DOI 10.1021/cen-v032n010.p942