@article{CHFMJ_2021_6_2_a3,
     author = {D. K. Durdiev and E. L. Shishkina and S. M. Sitnik},
     title = {Fractional powers of {Bessel} operator and its numerical calculation},
     journal = {\v{C}el\^abinskij fiziko-matemati\v{c}eskij \v{z}urnal},
     pages = {172--189},
     publisher = {mathdoc},
     volume = {6},
     number = {2},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CHFMJ_2021_6_2_a3/}
}