@article{EXMATH_1996_1996_1_a33,
     author = {Parry, Gareth P.},
     title = {Simetr{\'\i}a material en cristales ligeramente defectuosos.},
     journal = {Extracta mathematicae},
     pages = {192-201},
     year = {1996},
     volume = {11},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_1996_1996_1_a33/}
}