Citation: W. Dorr et al., ZIRCON U-PB AGE OF THE PARAMO-RICO TONALITE-GRANODIORITE, SANTANDER MASSIF (CORDILLERA-ORIENTAL, COLOMBIA) AND ITS GEOTECTONIC SIGNIFICANCE, Journal of South American earth sciences, 8(2), 1995, pp. 187-194
Authors:
GROSSER JR
HAGELGANS V
HENTSCHEL T
PRIESTER M
Citation: Jr. Grosser et al., HEAVY-METALS IN STREAM SEDIMENTS - A GOLD-MINING AREA NEAR LOS-ANDES,SOUTHERN COLOMBIA SA, Ambio, 23(2), 1994, pp. 146-149