@article{10_4153_CJM_1969_071_6,
     author = {Keown, R. and Conatser, C.},
     title = {Biorthogonal {Systems} in lp {-Spaces}},
     journal = {Canadian journal of mathematics},
     pages = {625--638},
     year = {1969},
     volume = {21},
     number = {1},
     doi = {10.4153/CJM-1969-071-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-071-6/}
}