APA (7th ed.) Citation

Feng, R. Ming：More serious challenge in North China. Editorial Office of Progress in Earthquake Sciences.

Chicago Style (17th ed.) Citation

Feng, Rui. Ming：More Serious Challenge in North China. Editorial Office of Progress in Earthquake Sciences.

MLA (9th ed.) Citation

Feng, Rui. Ming：More Serious Challenge in North China. Editorial Office of Progress in Earthquake Sciences.

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