TY - JOUR AU - M. M. Choban AU - I. A. Budanaev TI - Distances on free semigroups and their applications JO - Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica PY - 2018 SP - 92 EP - 119 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/BASM_2018_1_a7/ LA - en ID - BASM_2018_1_a7 ER -