@article{CM_1986__57_3_383_0,
     author = {Dilcher, Karl},
     title = {On a diophantine equation involving quadratic characters},
     journal = {Compositio Mathematica},
     pages = {383--403},
     publisher = {Martinus Nijhoff Publishers},
     volume = {57},
     number = {3},
     year = {1986},
     mrnumber = {829328},
     zbl = {0584.10008},
     language = {en},
     url = {http://archive.numdam.org/item/CM_1986__57_3_383_0/}
}