APA (7th ed.) Citation

Koval, A. N., & Stepanyan, N. N. SOME PARAMETERS IN FORECASTING OF SOLAR ACTIVE REGION DEVELOPMENT.

Chicago Style (17th ed.) Citation

Koval, A. N., and N. N. Stepanyan. SOME PARAMETERS IN FORECASTING OF SOLAR ACTIVE REGION DEVELOPMENT.

MLA (9th ed.) Citation

Koval, A. N., and N. N. Stepanyan. SOME PARAMETERS IN FORECASTING OF SOLAR ACTIVE REGION DEVELOPMENT.

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