@article{UFA_2015_7_3_a3,
     author = {O. E. Galkin and S. Yu. Galkina},
     title = {On properties of functions in exponential {Takagi} class},
     journal = {Ufa mathematical journal},
     pages = {28--37},
     publisher = {mathdoc},
     volume = {7},
     number = {3},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UFA_2015_7_3_a3/}
}