Source:
European Review of Latin American and Caribbean Studies/ Revista Europea de Estudios Latinoamericanos y del Caribe. April, 2002, Issue 72, p123, 3 p.
Source:
Main Science & Technology Indicators -- Principaux indicateurs de la science et de la technologie; Summer2004, Vol. 2004 Issue 1, p9-56, 4p, 6 Charts