Citations refer to the original publication, not to a Scieee localized version.
Valkonen, J., Nokelainen, O., & Mappes, J. (2011). Antipredatory Function of Head Shape for Vipers and Their Mimics. Public Library of Science. https://jyx.jyu.fi/handle/123456789/83600
Valkonen, Janne, et al. Antipredatory Function of Head Shape for Vipers and Their Mimics. Public Library of Science, 2011. https://jyx.jyu.fi/handle/123456789/83600.
Valkonen, Janne, Ossi Nokelainen, and Johanna Mappes. Antipredatory Function of Head Shape for Vipers and Their Mimics. Public Library of Science, 2011. https://jyx.jyu.fi/handle/123456789/83600.
Valkonen, J., Nokelainen, O. and Mappes, J. (2011) Antipredatory Function of Head Shape for Vipers and Their Mimics. Public Library of Science. Available at: https://jyx.jyu.fi/handle/123456789/83600.
J. Valkonen, O. Nokelainen, and J. Mappes, “Antipredatory Function of Head Shape for Vipers and Their Mimics,” Public Library of Science, 2011. [Online]. Available: https://jyx.jyu.fi/handle/123456789/83600
@misc{valkonen2011antipredatory,
author = {Valkonen, Janne and Nokelainen, Ossi and Mappes, Johanna},
title = {Antipredatory Function of Head Shape for Vipers and Their Mimics},
year = {2011},
publisher = {Public Library of Science},
url = {https://jyx.jyu.fi/handle/123456789/83600}
}
The source metadata has no journal, volume or pages. Add them from the original publication if your citation needs them.