Keyword "FLUVIATILE" in:

Quaternary sediments around the Guazapa Volcano, Central El Salvador
Havlíček,P., Vorel,T., volume 38, 2005 (GRR for 2004), pages 134–136
pdf (0.96 MB)

Non volcanic Quaternary sediments in the vicinity of Masaya and Granada (Nicaragua)
Havlíček,P., Smolíková,L., volume 32, 1999 (GRR for 1998), pages 99–101
pdf (0.13 MB)