@article{NAM_1923_5_2__17_1,
     author = {Thiry, R.},
     title = {Une premi\`ere le\c{c}on sur les nombres complexes},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {17--25},
     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__17_1/}
}