@article{AIF_2002__52_4_1017_0,
     author = {Crespo, Teresa and Hajto, Zbigniew},
     title = {Differential {Galois} realization of double covers},
     journal = {Annales de l'Institut Fourier},
     pages = {1017--1025},
     publisher = {Association des Annales de l{\textquoteright}institut Fourier},
     volume = {52},
     number = {4},
     year = {2002},
     doi = {10.5802/aif.1908},
     mrnumber = {1926670},
     zbl = {1017.12005},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/aif.1908/}
}