APA (7th ed.) Citation

Flández, E., Zamorano, A., & Muñoz, V. A 22 yr Cycle of the Network Topology of Solar Active Regions. IOP Publishing.

Chicago Style (17th ed.) Citation

Flández, Eduardo, Alejandro Zamorano, and Víctor Muñoz. A 22 Yr Cycle of the Network Topology of Solar Active Regions. IOP Publishing.

MLA (9th ed.) Citation

Flández, Eduardo, et al. A 22 Yr Cycle of the Network Topology of Solar Active Regions. IOP Publishing.

Warning: These citations may not always be 100% accurate.