Confirmation of the structure of the bicyclic oxidation product of dehydroascorbic acid bis‐phenylhydrazone, Hassan S. El Khadem, El Sayed H. El Ashry, David L. Jaeger, George P. Kreishman, Rodger L. Foltz
Michigan Tech Publications

Mass spectra of substituted pyrazolo[1,5‐a]‐1,3,5‐triazines, Hassan S. El Khadem, Rodger L. Foltz, Thomas Novinson, Keitaro Senga
Michigan Tech Publications

Mass spectra of 5‐styryl and 5‐acylpyrazoles, Hassan El Khadem, Rodger L. Foltz, Derek Horton
Michigan Tech Publications