Blüthgen, Nico ; Schmit-Neuerburg, Viviane ; Engwald, Stefan ; Barthlott, Wilhelm (2001):
Ants as epiphyte gardeners: comparing the nutrient quality of ant and termite canopy substrates in a Venezuelan lowland rain forest.
In: Journal of Tropical Ecology, 17 (6), pp. 887-894. [Article]

Blüthgen, Nico ; Verhaagh, Manfred ; Goitía, William ; Jaffe, Klaus ; Morawetz, Wilfried ; Barthlott, Wilhelm (2000):
How plants shape the ant community in the Amazonian rainforest canopy: the key role of extrafloral nectaries and homopteran honeydew.
In: Oecologia, 125 (2), pp. 229-240. [Article]