So if we want to reference this scientific article: “Testing consumer preferences for iced-coffee: Does the drinking environment have any influence?” by C. Petit and J.M. Sieffermann:
1.
Petit, C., Sieffermann, J.: Testing consumer preferences for iced-coffee: Does the drinking environment have any influence?. 18, 161-172 (2007). doi:10.1016/j.foodqual.2006.05.008
And an in-text citation would look like this:
[1]
Citing a website in Aequationes mathematicae reference style