TY  - JOUR
AU  - P. G. Grinevich
AU  - S. P. Novikov
TI  - Discrete $SL_n$-connections and self-adjoint difference operators on two-dimensional manifolds
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 2013
SP  - 861
EP  - 887
VL  - 68
IS  - 5
UR  - http://geodesic.mathdoc.fr/item/RM_2013_68_5_a1/
LA  - en
ID  - RM_2013_68_5_a1
ER  -