@article{FAA_1992_26_1_a5,
     author = {R. B. Stekol'shchik},
     title = {Invariant elements in a modular lattice associated with an extended dynkin diagram $\widetilde{E}_6$},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {42--53},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1992_26_1_a5/}
}