@article{UFA_2015_7_3_a8,
     author = {B. T. Torebek},
     title = {Modified {Riemann{\textendash}Liouville} integro-differential operators in the class of harmonic functions and their applications},
     journal = {Ufa mathematical journal},
     pages = {73--83},
     year = {2015},
     volume = {7},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UFA_2015_7_3_a8/}
}