Multi-waveband quasi-periodic oscillations in the light curves of blazar CTA 102 during its 2016–2017 optical outburstArkadipta Sarkar, Pankaj Kushwaha, Alok C. Gupta, Varsha R. Chitnis and Paul J. WiitaA&A, 642 (2020) A129DOI: https://doi.org/10.1051/0004-6361/202038052