%0 Journal Article %A Bang-Yen Chen %A Veronica Martin-Molina %T Optimal Inequalities, Contact $\delta$-Invariants and Their Applications %J Bulletin of the Malaysian Mathematical Society %D 2013 %V 36 %N 2 %U http://geodesic.mathdoc.fr/item/BMMS_2013_36_2_a0/ %F BMMS_2013_36_2_a0