@article{NAM_1898_3_17__137_1,
     author = {Vassilief, A.},
     title = {Vari\'et\'es. {Prix} {Lobatchefsky} (premier concours, 1897)},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {137--139},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {3e s{\'e}rie, 17},
     year = {1898},
     language = {fr},
     url = {http://archive.numdam.org/item/NAM_1898_3_17__137_1/}
}