@article{SAF_1973-1974____A22_0,
     author = {Ovsepian, R. I. and Pe{\l}czy\'nski, A.},
     title = {The existence in every separable {Banach} space of a fundamental total and bounded biorthogonal sequence and related constructions of uniformly bounded orthonormal systems in $L^2$},
     journal = {S\'eminaire Maurey-Schwartz},
     note = {talk:20},
     pages = {1--15},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1973-1974},
     zbl = {0302.46008},
     language = {en},
     url = {http://www.numdam.org/item/SAF_1973-1974____A22_0/}
}