Harju, T., and Karhumäki, J.. "On the defect theorem and simpliflability.." Semigroup forum 33 (1986): 199-218. <http://eudml.org/doc/134804>.
@article{Harju1986, author = {Harju, T., Karhumäki, J.}, journal = {Semigroup forum}, keywords = {words; defect theorem; free envelope; F-semigroups; finitely generated subsemigroups of free semigroups; Ehrenfeucht conjecture; congruences; endomorphisms; unique factorization extension; systems of equations}, pages = {199-218}, title = {On the defect theorem and simpliflability.}, url = {http://eudml.org/doc/134804}, volume = {33}, year = {1986}, }
TY - JOUR AU - Harju, T. AU - Karhumäki, J. TI - On the defect theorem and simpliflability. JO - Semigroup forum PY - 1986 VL - 33 SP - 199 EP - 218 KW - words; defect theorem; free envelope; F-semigroups; finitely generated subsemigroups of free semigroups; Ehrenfeucht conjecture; congruences; endomorphisms; unique factorization extension; systems of equations UR - http://eudml.org/doc/134804 ER -
