@article{JSFU_2015_8_1_a12,
     author = {Ivan A. Timofeenko},
     title = {Generation of the {Chevalley} group of type $G_2$ over the ring of integers by~three involutions two of which commute},
     journal = {\v{Z}urnal Sibirskogo federalʹnogo universiteta. Matematika i fizika},
     pages = {104--108},
     publisher = {mathdoc},
     volume = {8},
     number = {1},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JSFU_2015_8_1_a12/}
}