%0 Journal Article %A Horst Alzer %A Man Kam Kwong %A Hao Pan %T Combinatorial identities and trigonometric inequalities %J Colloquium Mathematicum %D 2016 %P 291-305 %V 145 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm6859-5-2016/ %R 10.4064/cm6859-5-2016 %G en %F 10_4064_cm6859_5_2016