by Pion, G M, Lipsey, M W
Published in The American psychologist (01.07.1984)

by Pion, Georgine M
Published in The American psychologist (01.05.1996)

by Orwin, R G, Sonnefeld, L J, Cordray, D S, Pion, G M, Perl, H I
Published in Evaluation review (01.04.1998)

by Cordray, D.S., Pion, G.M., Harris, A., Norris, P.
Published in IEEE engineering in medicine and biology magazine (01.07.2003)

by Pion, G M, Lipsey, M W
Published in Public opinion quarterly (01.01.1981)

by Pion, Georgine M., Hammond, Charles B.
Published in American journal of obstetrics and gynecology (01.11.2005)