Engelmann, L., Bierl, R., Kirchhoff, M., Ries, J.B., 2025. Application of mid-infrared spectroscopy for soil analysis in calcerous Argania spionsa forests in Morocco. Geoderma Regional 42, e00964. https://doi.org/10.1016/j.geodrs.2025.e00964.

Kirchhoff, M., Engelmann, L., Zimmermann, L.L., Seeger, M., Marzolff, I., Aït Hs-saine, A., Ries, J.B., 2019. Geomorphodynamics in argan woodlands, South Morocco. Water 11 (10), 2193. http://dx.doi.org/10.3390/w11102193.