Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1988__29_3_a11, author = {Sochor, Anton{\'\i}n}, title = {Addition of initial segments. {II.}}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {519--528}, publisher = {mathdoc}, volume = {29}, number = {3}, year = {1988}, mrnumber = {0972833}, zbl = {0658.03031}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1988__29_3_a11/} }
Sochor, Antonín. Addition of initial segments. II.. Commentationes Mathematicae Universitatis Carolinae, Tome 29 (1988) no. 3, pp. 519-528. http://geodesic.mathdoc.fr/item/CMUC_1988__29_3_a11/