@article{10_4064_sm_37_3_203_211,
     author = {J. Holub},
     title = {Hilbertian, {Besselian,} and semi-shrinking bases},
     journal = {Studia Mathematica},
     pages = {203--211},
     publisher = {mathdoc},
     volume = {37},
     number = {3},
     year = {1970},
     doi = {10.4064/sm-37-3-203-211},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-37-3-203-211/}
}