@article{TIMM_2024_30_1_a14,
     author = {M. A. Rekant},
     title = {On the product of operator functions},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {203--212},
     year = {2024},
     volume = {30},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2024_30_1_a14/}
}