APA (7th ed.) Citation

Keller, T., Wolf, M., & Pröll, T. Enhancing energy efficiency in pharmaceutical freeze drying: Adapting to EU legislation on fluorinated gases. Elsevier.

Chicago Style (17th ed.) Citation

Keller, T., M. Wolf, and T. Pröll. Enhancing Energy Efficiency in Pharmaceutical Freeze Drying: Adapting to EU Legislation on Fluorinated Gases. Elsevier.

MLA (9th ed.) Citation

Keller, T., et al. Enhancing Energy Efficiency in Pharmaceutical Freeze Drying: Adapting to EU Legislation on Fluorinated Gases. Elsevier.

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