@article{CMFD_2021_67_3_a1,
     author = {A. I. Aptekarev},
     title = {Weak and strong asymptotics of orthogonal polynomials with <<varying>> weight},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {427--441},
     publisher = {mathdoc},
     volume = {67},
     number = {3},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2021_67_3_a1/}
}