APA (7th ed.) Citation

Sharif, M., & Iftikhar, S. Null Geodesics and Strong Field Gravitational Lensing in a String Cloud Background. Wiley.

Chicago Style (17th ed.) Citation

Sharif, M., and Sehrish Iftikhar. Null Geodesics and Strong Field Gravitational Lensing in a String Cloud Background. Wiley.

MLA (9th ed.) Citation

Sharif, M., and Sehrish Iftikhar. Null Geodesics and Strong Field Gravitational Lensing in a String Cloud Background. Wiley.

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