R. Groff

发表

M. Abu-Zeid, J. R. Lopez, P. Martinez, 1977 .

R. Merrifield, P. Avakian, R. Groff, 1970 .

L. Firment, F. Ohuchi, A. Sleight, 1985 .

R. Merrifield, P. Avakian, Y. Tomkiewicz, 1970 .

Dave Elder-Vass, Tobin Nellhaus, R. Groff, 2023, Journal of Critical Realism.

R. P. Guertin, R. Parks, R. Groff, 1968 .