@article{PFMT_2011_3_a9, author = {P. A. Zhiznevsky}, title = {Elements of the height 3 of the lattice of all $\tau$-closed $n$-multiply $\omega$-composition formations}, journal = {Problemy fiziki, matematiki i tehniki}, pages = {61--68}, publisher = {mathdoc}, number = {3}, year = {2011}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/PFMT_2011_3_a9/} }