Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1982_2_a11, author = {Ya. P. Tsyrulis}, title = {Relative pseudocomplements in semilattices}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {78--80}, publisher = {mathdoc}, number = {2}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1982_2_a11/} }
Ya. P. Tsyrulis. Relative pseudocomplements in semilattices. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 2 (1982), pp. 78-80. http://geodesic.mathdoc.fr/item/IVM_1982_2_a11/