Gaya APA

Dragomir, S, S. (2013). Inequalities for the numerical radius of linear operators in hilbert spaces (Ed.1). Swiss: Springer Cham.

Gaya MLA

Dragomir, Silvestru, Sever. "Inequalities for the numerical radius of linear operators in hilbert spaces". Ed.1 Swiss: Springer Cham, 2013. Electronic Resource.