APA (7th ed.) Citation

Ellena, T., Subic, A., Mustafa, H., & Toh, Y. P. (2016). The helmet fit index - an intelligent tool for fit assessment and design customization. Elsevier.

Chicago Style (17th ed.) Citation

Ellena, Thierry, Aleksandar Subic, Helmy Mustafa, and Yen Pang Toh. The Helmet Fit Index - an Intelligent Tool for Fit Assessment and Design Customization. Elsevier, 2016.

MLA (9th ed.) Citation

Ellena, Thierry, et al. The Helmet Fit Index - an Intelligent Tool for Fit Assessment and Design Customization. Elsevier, 2016.