@article{SM_1980_36_4_a6,
     author = {E. A. Rakhmanov},
     title = {On {Steklov's} conjecture in the theory of orthogonal polynomials},
     journal = {Sbornik. Mathematics},
     pages = {549--575},
     publisher = {mathdoc},
     volume = {36},
     number = {4},
     year = {1980},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1980_36_4_a6/}
}