@article{10_4064_aa112_1_6,
     author = {Florian Luca},
     title = {The diophantine equation $x^2=p^a\pm p^b+1$},
     journal = {Acta Arithmetica},
     pages = {87--101},
     publisher = {mathdoc},
     volume = {112},
     number = {1},
     year = {2004},
     doi = {10.4064/aa112-1-6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa112-1-6/}
}