Παραπομπή APA

Balser, W. (2000). Formal power series and linear systems of meromorphic ordinary differential equations. Springer.

Παραπομπή Chicago Style

Balser, Werner. Formal Power Series and Linear Systems of Meromorphic Ordinary Differential Equations. New York: Springer, 2000.

Παραπομπή MLA

Balser, Werner. Formal Power Series and Linear Systems of Meromorphic Ordinary Differential Equations. Springer, 2000.