@article{TAM_1988_14_1_a11,
     author = {Apostol Poceski},
     title = {Some remarks on the application of the energy variational principles in the finite element method},
     journal = {Theoretical and applied mechanics},
     pages = {117 },
     year = {1988},
     volume = {14},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAM_1988_14_1_a11/}
}