Blüthgen, Nico ; Verhaagh, Manfred ; Goit­ía, William ; Blüthgen, Nils (2000):
Ant nests in tank bromeliads - an example of non-specific interaction.
In: Insectes Sociaux, 47 (4), pp. 313-316. [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]