@article{VMJ_2009_11_1_a1,
     author = {A. I. Efimov},
     title = {The structure of an optimal interpolation space in interpolation triples of spaces of $p$-integrable functions},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {9--21},
     publisher = {mathdoc},
     volume = {11},
     number = {1},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2009_11_1_a1/}
}