TY - BOOK AU - Andreescu Titu AU - Mushkarov Oleg AU - Stoyanov Luchezar TI - Geometric problems on maxima and minima SN - 978-0-8176-3517-6 U1 - 511.66 PY - 2006/// CY - Boston PB - Birkhauser KW - Maxima and minima>Geometry-problems, exercises> ER -