@article{10_1017_S0017089500001166,
     author = {Sih, G. C. and Dobreff, P. S.},
     title = {Crack-like imperfections in a spherical shell{\textdagger}},
     journal = {Glasgow mathematical journal},
     pages = {65--88},
     year = {1971},
     volume = {12},
     number = {1},
     doi = {10.1017/S0017089500001166},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500001166/}
}