TY  - JOUR
AU  - Donald E. Knuth
TI  - The sandwich theorem
JO  - The electronic journal of combinatorics
PY  - 1994
VL  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.37236/1193/
DO  - 10.37236/1193
ID  - 10_37236_1193
ER  -