@misc{Janet_Maurice_Sur_1948,
 author={Janet, Maurice},
 editor={Polskie Towarzystwo Matematyczne},
 copyright={Rights Reserved - Restricted Access},
 address={Cracov},
 journal={Annales de la Société Polonaise de Mathématique},
 journal={Rocznik Polskiego Towarzystwa Matematycznego},
 howpublished={online},
 year={1948},
 publisher={[s.n.]},
 language={fre},
 language={fre},
 title={Sur un système simple d'équations du second ordre},
 type={Text},
}