@article{NAM_1923_5_2__283_1,
     author = {Bloch, Andr\'e},
     title = {Quelques d\'emonstrations de la relation des compl\'ements $\Gamma (a) \Gamma (1-a)=\frac{\pi }{\sin \pi a}$},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {283--292},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {5e s{\'e}rie, 2},
     year = {1923},
     language = {fr},
     url = {http://archive.numdam.org/item/NAM_1923_5_2__283_1/}
}