APA-ийн эшлэл(7 дахь хэвлэлт)

Valls, C. (2020). On the Polynomial Solutions and Limit Cycles of Some Generalized Polynomial Ordinary Differential Equations. MDPI AG.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Valls, Claudia. On the Polynomial Solutions and Limit Cycles of Some Generalized Polynomial Ordinary Differential Equations. MDPI AG, 2020.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Valls, Claudia. On the Polynomial Solutions and Limit Cycles of Some Generalized Polynomial Ordinary Differential Equations. MDPI AG, 2020.