@misc{MO_2024_112_4_a0,
     title = {Gennady {Anatolyevich} {Klekovkin} passed away},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {2--3},
     publisher = {mathdoc},
     volume = {112},
     number = {4},
     year = {2024},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2024_112_4_a0/}
}