APA (7th ed.) Citation

Otero, I., Nieuwenhuijsen, M., & Rojas-Rueda, D. (2018). Health impacts of bike sharing systems in Europe. Environment International, 115, 387. https://doi.org/10.1016/j.envint.2018.04.014

Chicago Style (17th ed.) Citation

Otero, I., M.J Nieuwenhuijsen, and D. Rojas-Rueda. "Health Impacts of Bike Sharing Systems in Europe." Environment International 115 (2018): 387. https://doi.org/10.1016/j.envint.2018.04.014.

MLA (9th ed.) Citation

Otero, I., et al. "Health Impacts of Bike Sharing Systems in Europe." Environment International, vol. 115, 2018, p. 387, https://doi.org/10.1016/j.envint.2018.04.014.