Bulajich Manfrino, Radmila.

Inequalities : = a Mathematical Olympiad approach / by: Gomez Ortega, Jose Antonio.; Valdez Delgado, Rogelio.; Bulajich Manfrino, Radmila. (Language materials, printed)

Topics in algebra and analysis = preparing for the Mathematical Olympiad / by: Bulajich Manfrino, Radmila.; Gomez Ortega, Jose Antonio.; Valdez Delgado, Rogelio.; SpringerLink (Online service) (Electronic resources)