Reddening and age of six poorly studied star clusters of the Large Magellanic Cloud derived from integrated spectraJ. H. Minniti, A. V. Ahumada, J. J. Clariá and A. Benítez-LlambayA&A, 565 (2014) A49DOI: https://doi.org/10.1051/0004-6361/201323314