1. Quaternary biogeography of the high montane regions of South America;Simpson,1979
2. Origen de la topografia tepuyana: una hipotesis;Schubert;Pantepui,1987
3. Biotic diversification in the Guayana Highlands: a proposal;Rull;J. Biogeogr.,2005
4. Sky islands;McCormack,2009
5. Insights into the diversity of the Pantepui Flora and the biogeographic complexity of the Guayana Shield;Berry;Biol. Skr.,2005