@article{M2AN_1977__11_3_255_0,
     author = {Kesavan, S. and Vanninathan, M.},
     title = {Sur une m\'ethode d'\'el\'ements finis mixte pour l'\'equation biharmonique},
     journal = {RAIRO. Analyse num\'erique},
     pages = {255--270},
     publisher = {Centrale des revues, Dunod-Gauthier-Villars},
     address = {Montreuil},
     volume = {11},
     number = {3},
     year = {1977},
     mrnumber = {451777},
     zbl = {0372.65039},
     language = {fr},
     url = {http://www.numdam.org/item/M2AN_1977__11_3_255_0/}
}