Retraction Note: On the fourth power mean of the two-term exponential sums
© Zhu and Han; licensee Springer. 2014
Received: 1 August 2014
Accepted: 1 August 2014
Published: 3 September 2014
The original article was published in Journal of Inequalities and Applications 2014 2014:116
This is a retraction of the article submitted by Zhu and Han (J. Inequal. Appl. 2014:116, 2014).
Following publication of this article , it was brought to the attention of the editorial and publishing staff that an identically-titled article by Han Zhang and Wenpeng Zhang  was published in January 2014 in The Scientific World Journal.
This is a violation of publication ethics which, in accordance with the Springer Policy on Publishing Integrity, warrants a retraction of the article and a notice to this effect to be published in the journal.
This article is published under license to BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited.