TY - JOUR AU - Hulpke, Alexander TI - Representing subgroups of finitely presented groups by quotient subgroups. JO - Experimental mathematics PY - 2001 SP - 369 EP - 381 VL - 10 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EXMA_2001__10_3_51273/ LA - en ID - EXMA_2001__10_3_51273 ER -