APA (7th ed.) Citation

Lehto, K., Kauko, A., Nurmi, P., Lee, N., Chatzitheodoridis, E., & Lehto, H. (2019). eTimeTrek. EPJ Web of Conferences. https://doi.org/10.1051/epjconf/201920001020

Chicago Style (17th ed.) Citation

Lehto, Kirsi, Anni Kauko, Pasi Nurmi, Natuschka Lee, Elias Chatzitheodoridis, and Harry Lehto. "ETimeTrek." EPJ Web of Conferences 2019. https://doi.org/10.1051/epjconf/201920001020.

MLA (9th ed.) Citation

Lehto, Kirsi, et al. "ETimeTrek." EPJ Web of Conferences, 2019, https://doi.org/10.1051/epjconf/201920001020.