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@article{MZM_1999_66_4_a13, author = {V. I. Filippov}, title = {Strong perturbations of the {Haar} system in the space $L_1(0,1)$}, journal = {Matemati\v{c}eskie zametki}, pages = {596--602}, publisher = {mathdoc}, volume = {66}, number = {4}, year = {1999}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1999_66_4_a13/} }
V. I. Filippov. Strong perturbations of the Haar system in the space $L_1(0,1)$. Matematičeskie zametki, Tome 66 (1999) no. 4, pp. 596-602. http://geodesic.mathdoc.fr/item/MZM_1999_66_4_a13/