@article{TAM_2003_30_4_a1,
     author = {Samir Karaa},
     title = {Properties of the first eigenfunctions of the clamped column equation},
     journal = {Theoretical and applied mechanics},
     pages = {265 - 276},
     publisher = {mathdoc},
     volume = {30},
     number = {4},
     year = {2003},
     url = {http://geodesic.mathdoc.fr/item/TAM_2003_30_4_a1/}
}