@article{UZERU_2016_2_a10,
     author = {S. A. Sargsyan},
     title = {On {Lebesgue} constants of {Vilenkin} systems},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {63--66},
     publisher = {mathdoc},
     number = {2},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UZERU_2016_2_a10/}
}