RUANO, S.; SERAL, A.; VÁZQUEZ, R.; MOLINO, S.; GABRIEL Y GALÁN, J. M. Gametophytic phase of the Indonesian ferns Amblovenatum immersum (Blume) Mazumdar and Christella subpubescens (Blume) Holttum (Thelypteridaceae). Botanica Complutensis, v. 45, p. e73379, 10 may2021 https://doi.org/10.5209/bocm.73379.