@article{NANO_2019_10_5_a0,
     author = {M. M. Aripov and K. K. Sabirov and J. R. Yusupov},
     title = {Transparent vertex boundary conditions for quantum graphs: simplified approach},
     journal = {Nanosistemy: fizika, himi\^a, matematika},
     pages = {505--510},
     publisher = {mathdoc},
     volume = {10},
     number = {5},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NANO_2019_10_5_a0/}
}