Moura, M., Carine, M.A., Malécot, V., Lourenço, A., Schaefer, H. and Silva, L. 2015.

A taxonomic reassessment of Viburnum (Adoxaceae) in the Azores

. Phytotaxa. 210, 1 (May 2015), 4–23. DOI:https://doi.org/10.11646/phytotaxa.210.1.3.