A generalization of van der Corput's inequality.

Feng Qi Jian Cao Da-Wei Niu A generalization of van der Corput's inequality. 770-777 2008 203 Applied Mathematics and Computation 2 http://dx.doi.org/10.1016/j.amc.2008.05.054 db/journals/amc/amc203.html#QiCN08