Revisiting CoRoT RR Lyrae stars: detection of period doubling and temporal variation of additional frequenciesR. Szabó, J. M. Benkő, M. Paparó, E. Chapellier, E. Poretti, A. Baglin, W. W. Weiss, K. Kolenberg, E. Guggenberger and J.-F. Le BorgneA&A, 570 (2014) A100DOI: https://doi.org/10.1051/0004-6361/201424522
