Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MT_1982_2_a2, author = {L. L. Maksimova}, title = {The {Lyndon} interpolation theorem in modal logics}, journal = {Matemati\v{c}eskie trudy}, pages = {45--55}, publisher = {mathdoc}, volume = {2}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MT_1982_2_a2/} }
L. L. Maksimova. The Lyndon interpolation theorem in modal logics. Matematičeskie trudy, Tome 2 (1982), pp. 45-55. http://geodesic.mathdoc.fr/item/MT_1982_2_a2/