- American Mathematical Society. (2)
- Conference Board of the Mathematical Sciences (2)
- Foata, Dominique (2)
- Sachkov, Vladimir Nikolaevich (2)
- AMS-IMS-SIAM Joint Summer Research Conference in the Mathematical Sciences on Applications of Mathematical Logic to Finite Combinatorics (1)
- AMS-NSF Joint Summer Research Conference on Combinatorics and Algebra (1)
- Apostolico, Alberto, 1948- (1)
- Barcelo, Hélène, 1954- (1)
- Berman, Gerald (1)
- Bokut, L. A. (Leonid A.), 1937- (1)
- Bose, R. C. (Raj Chandra), 1901- (1)
- Bressoud, David M., 1950- (1)
- Brualdi, Richard A. (1)
- Bryant, Victor (1)
- Burkard, Rainer E., 1943- (1)
- Caianiello, Eduardo R., 1921- (1)
- Cameron, Peter J. (Peter Jephson), 1947- (1)
- Centre national de la recherche scientifique (France) (1)
- Conference on Umbral Calculus and Hopf Algebras (1)
- Coxeter, H. S. M. (Harold Scott Macdonald), 1907- (1)
- Cuninghame-Green, Raymond A., 1933- (1)
- Dimitrić, R. M. (1)
- Du, Dingzhu (1)
- Eisen, Martin M. (1)
- Erickson, Martin J., 1963- (1)
- Fryer, Kenneth D. (1)
- Galil, Zvi (1)
- Graham, Ronald L., 1935- (1)
- Graver, Jack E., 1935- (1)
- Greene, Curtis. (1)
- Grimaldi, Ralph P. (1)
- Grosswald, Emil. (1)
- Hall, Marshall, 1910- (1)
- Harer, John L., 1952- (1)
- Harper, John R.,1941- (1)
- Honsberger, Ross, 1929- (1)
- Hsu, D. Frank (Derbiau Frank), 1948- (1)
- Institute of Mathematical Statistics. (1)
- Jerusalem Combinatorics (1)
- Kalai, Gil,1955- (1)
- Kim, Ki Hang (1)
- Kisačanin, Branislav (1)
- Knopp, Marvin Isadore,1933- (1)
- Kostrikin, Alekseĭ Ivanovich, 1929- (1)
- Kreher, Donald L. (1)
- Kukin, G. P (1)
- Kung, Joseph P. S., 1952- (1)
- Kuzʹmin, E. N. (1)
- Lamb, J. D. (John Douglas), 1967- (1)
- Lint, Jacobus Hendricus van, 1932- (1)
- Liu, C. L. (Chung Laung), 1934- (1)
- Lothaire, M. (1)
- Mandelbaum, Richard,1946- (1)
- Manvel, B. (Bennet), 1943- (1)
- McKay, B. D. (1)
- Mirsky, L. (Leonid) (1)
- Morris, Robert A.,1944- (1)
- National Science Foundation (U.S.) (1)
- Penner, R. C., 1956- (1)
- Preece, D. A. (Donald Arthur), 1939- (1)
- Rabin, Michael Oser (1)
- Riordan, John, 1903- (1)
- Rota, Gian-Carlo, 1932- (1)
- Roush, Fred William (1)
- Ryser, Herbert John (1)
- Schützenberger, Marcel P. (1)
- Seberry, Jennifer, 1944- (1)
- Shafarevich, Igorʹ Rostislavovich, 1923- (1)
- Sheingorn, Mark,1944- (1)
- Shenitzer, Abe (1)
- Shenitzer, S. (1)
- Shestakov, I. P. (1)
- Simpson, Stephen G.1945- (1)
- Society for Industrial and Applied Mathematics. (1)
- Stanley, Richard P., 1944- (1)
- Stanton, Ralph G. (1)
- Stinson, D. R. (Douglas Robert), 1956- (1)
- Street, Anne Penfold (1)
- Technische Hogeschool Eindhoven (1)
- Townsend, Michael, 1952- (1)
- Trotter, William T (1)
- Tucker, Alan, 1943- (1)
- Ufnarovskiĭ, Viktor Anatolʹevich (1)
- Vanstone, Scott A. (1)
- Vilenkin, N. I︠A︡. (Naum I︠A︡kovlevich) (1)
- Wallis, Jennifer Seberry (1)
- Wallis, W. D. (1)
- Watkins, Mark E., 1937- (1)
- Welsh, D. J. A (1)
- Williamson, S. Gill (Stanley Gill) (1)
- Workshop on Algebraic Structures in Operations Research (1)
- Zimmermann, U. (Uwe), 1947- (1)