Is cognition a matter of representations? Emulation, teleology, and time-keeping in biological systems. - Ángel García Rodríguez; Paco Calvo Garzón (Adapt. Behav., 2010)

Plants: Adaptive behavior, root-brains, and minimal cognition. - Paco Calvo Garzón; Fred Keijzer (Adapt. Behav., 2011)

Plant Neurobiology: Lessons for the Unity of Science. - Paco Calvo Garzón (Special Sciences and the Unity of Science, 2012)