Bordulyak MT, Sheremeta MM. Boundedness of the <em class="a-plus-plus">l</em>-Index of Laguerre–Pólya Entire Functions. Ukr. Mat. Zhurn. [Internet]. 2003Jan.25 [cited 2024Nov.25];55(1):91-9. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3890