@article{INTO_2021_193_a8,
     author = {S. S. Ezhak and M. Yu. Telnova},
     title = {On the first eigenvalue of the {Sturm--Liouville} problem with a weighted integral condition on the potential},
     journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory},
     pages = {87--98},
     publisher = {mathdoc},
     volume = {193},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTO_2021_193_a8/}
}