Bültmann, H., Roux, C., Egea, J. M., Julve, P., Bricaud, O., Giaccone, G., Täuscher, L., Creveld, M., Di Martino, V., Golubić, S. and Takeuchi, N. (2015): “Validations and descriptions of European syntaxa of vegetation dominated by lichens, bryophytes and algae”, Lazaroa, 36, pp. 107–129. doi: https://doi.org/10.5209/rev_LAZA.2015.v36.51255.