TY - JOUR AU - Petrogradsky, V. TI - Exponents of Subvarieties of Upper Triangular Matrices over Arbitrary Fields are Integral JO - Serdica Mathematical Journal PY - 2000 SP - 167 EP - 176 VL - 26 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SMJ2_2000_26_2_a6/ LA - en ID - SMJ2_2000_26_2_a6 ER -