APA (7th ed.) Citation

Sheng, L., Sheng, L., Sheng, L., Liu, Z., Wang, J., Liu, L., . . . Huang, L. Mode-hop-free wavelength-tunable semiconductor lasers covering the S+C+L band via external-cavity optical feedback. Frontiers Media S.A.

Chicago Style (17th ed.) Citation

Sheng, Liwen, et al. Mode-hop-free Wavelength-tunable Semiconductor Lasers Covering the S+C+L Band via External-cavity Optical Feedback. Frontiers Media S.A.

MLA (9th ed.) Citation

Sheng, Liwen, et al. Mode-hop-free Wavelength-tunable Semiconductor Lasers Covering the S+C+L Band via External-cavity Optical Feedback. Frontiers Media S.A.

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