APA (7th ed.) Citation

Yang, L., Li, L., & Wei, W. Optimization of Caving Technology in an Extrathick Seam with Longwall Top Coal Caving Mining. Wiley.

Chicago Style (17th ed.) Citation

Yang, Liu, Lianghui Li, and Weijie Wei. Optimization of Caving Technology in an Extrathick Seam with Longwall Top Coal Caving Mining. Wiley.

MLA (9th ed.) Citation

Yang, Liu, et al. Optimization of Caving Technology in an Extrathick Seam with Longwall Top Coal Caving Mining. Wiley.