David P. Gilbert

General method for the synthesis of indoles

P. G. Gassman, Paul G. Gassman, T. J. Van Bergen, 1974 .

Reductive sulfenylation. A general method for the .alpha.-sulfenylation of cyclic ketones

P. G. Gassman, David P. Gilbert, S. M. Cole, 1977 .

Substituent effects on the carbon-13 spectra of oxindoles

P. G. Gassman, T. Luh, David P. Gilbert, 1977 .