@article{IIGUM_2017_20_a8,
     author = {Oleg Bykov},
     title = {His happiness formula (to the memory of {Vladimir} {Vladimirovich} {Vasiliev)}},
     journal = {The Bulletin of Irkutsk State University. Series Mathematics},
     pages = {122--127},
     publisher = {mathdoc},
     volume = {20},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIGUM_2017_20_a8/}
}