APA (7th ed.) Citation

Sumaruk, Y. (2011). Long-term changes in the geomagnetic field from observational data at magnetic observatories of Ukraine. S. Subbotin Institute of Geophysics of the NAS of Ukraine.

Chicago Style (17th ed.) Citation

Sumaruk, Yu.P. Long-term Changes in the Geomagnetic Field from Observational Data at Magnetic Observatories of Ukraine. S. Subbotin Institute of Geophysics of the NAS of Ukraine, 2011.

MLA (8th ed.) Citation

Sumaruk, Yu.P. Long-term Changes in the Geomagnetic Field from Observational Data at Magnetic Observatories of Ukraine. S. Subbotin Institute of Geophysics of the NAS of Ukraine, 2011.

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