@article{RLIN_1990_9_1_3_a10,
     author = {Virga, Epifanio G.},
     title = {Disclinations and hedgehogs in nematic liquid crystals with variable degree of orientation},
     journal = {Atti della Accademia nazionale dei Lincei. Rendiconti Lincei. Matematica e applicazioni},
     pages = {275--280},
     publisher = {mathdoc},
     volume = {Ser. 9, 1},
     number = {3},
     year = {1990},
     zbl = {0713.76015},
     mrnumber = {1079183},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RLIN_1990_9_1_3_a10/}
}