@article{10_1090_S0894_0347_1995_1290234_5,
     author = {Stewart, C. L. and Top, J.},
     title = {On ranks of twists of elliptic curves and power-free values of binary forms},
     journal = {Journal of the American Mathematical Society},
     pages = {943--973},
     publisher = {mathdoc},
     volume = {08},
     number = {4},
     year = {1995},
     doi = {10.1090/S0894-0347-1995-1290234-5},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-1995-1290234-5/}
}