SPADA, F., AGRILLO, E., CASELLA, L., DOWGIALLO, G. and SCHIRONE, B. 2008. PHYTOGEOGRAPHY OF QUERCUS SUBER L. IN LAZIO (CENTRAL ITALY): A CAUSALISTIC APPROACH. Annali di Botanica. 8, (Apr. 2008). DOI:https://doi.org/10.4462/annbotrm-9100.