LAI, G. G.; ECTOR, L.; PADEDDA, B. M.; WETZEL, C. E. Planothidium marganaiensis sp. nov. (Bacillariophyta), a new cavum-bearing species from a karst spring in south-western Sardinia (Italy) . Phytotaxa, Auckland, New Zealand, v. 489, n. 2, p. 140–154, 2021. DOI: 10.11646/phytotaxa.489.2.3. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.489.2.3. Acesso em: 16 jun. 2025.