@article{DM_1998_10_1_a11,
     author = {B. I. Selivanov},
     title = {On combinatorial functions related to the {B\"urman--Lagrange} series. {Quasi-orthogonality} relations},
     journal = {Diskretnaya Matematika},
     pages = {127--140},
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1998_10_1_a11/}
}