@article{NAM_1887_3_6__45_0,
     author = {Balitrand},
     title = {Sur l{\textquoteright}int\'egrale $\int \frac{dz}{(1+z^2)^n}$},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {45--47},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {3e s{\'e}rie, 6},
     year = {1887},
     language = {fr},
     url = {http://www.numdam.org/item/NAM_1887_3_6__45_0/}
}