Sunspot number second differences as a precursor of the following 11-year sunspot cycle

MLA

Podladchikova, Tatiana, et al. Sunspot Number Second Differences as a Precursor of the Following 11-Year Sunspot Cycle. 2017. EBSCOhost, https://doi.org/10.3847/1538-4357/aa93ef.

APA

Podladchikova, T., Van der Linden, R., & Veronig, A. M. (2017). Sunspot number second differences as a precursor of the following 11-year sunspot cycle. https://doi.org/10.3847/1538-4357/aa93ef

Chicago

Podladchikova, Tatiana, Ronald Van der Linden, and Astrid M. Veronig. 2017. “Sunspot Number Second Differences as a Precursor of the Following 11-Year Sunspot Cycle.” doi:10.3847/1538-4357/aa93ef.