@article{VSGU_2019_25_4_a3,
     author = {D. A. Rogach},
     title = {About the systems with full spark},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {29--35},
     publisher = {mathdoc},
     volume = {25},
     number = {4},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2019_25_4_a3/}
}