@article{10_4064_aa117_3_1,
     author = {Luis V. Dieulefait},
     title = {Solving diophantine equations $x^4 + y^4 = q z^p $},
     journal = {Acta Arithmetica},
     pages = {207--211},
     publisher = {mathdoc},
     volume = {117},
     number = {3},
     year = {2005},
     doi = {10.4064/aa117-3-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa117-3-1/}
}