Authors: De la Riva, I Bosch, J Marquez, R

Citation: I. De La Riva et al., Calls of three species of arthroleptid frogs from Rio Muni, Equatorial Guinea, AFR ZOOL, 36(1), 2001, pp. 107-110

Authors: Marquez, R De la Riva, I Bosch, J

Citation: R. Marquez et al., Advertisement calls of Bufo camerunensis, Chiromantis rufescens, Dimorphognathus africanus and Phrynobatrachus auritus, from Equatorial Guinea (Central Africa), HERPETOL J, 10(1), 2000, pp. 41-44

Authors: De la Riva, I

Citation: I. De La Riva, On the taxonomic status of Hyla goinorum Bokermann, 1962 (Amphibia, Anura,Hylidae), AMPHIB-REPT, 21(4), 2000, pp. 493-495

Authors: Bosch, J De la Riva, I Marquez, R

Citation: J. Bosch et al., Advertisement calls of seven species of hyperoliid frogs, from Equatorial Guinea, AMPHIB-REPT, 21(2), 2000, pp. 246-255

Authors: Lotters, S De la Riva, I

Citation: S. Lotters et I. De La Riva, Redescription of Atelopus tricolor boulenger from southeastern Peru and adjacent Bolivia, with comments on related forms, J HERPETOL, 32(4), 1998, pp. 481-488