Povinelli DJ, Gallup GG, Eddy TJ, Bierschwale DT, & Engstrom MC. (1997). Chimpanzees recognize themselves in mirrors. Anim. Behav., 53, 1083.
|
Gallup GG, Povinelli DJ, Suarez SD, Anderson JR, Lethmate J, & Menzel EW. (1995). Further reflections on self-recognition in primates. Anim. Behav., 50, 1525.
|
Gallup GG. (1982). Self-awareness and the emergence of mind in primates. Am. J. Primatol., 2, 237.
|
Gallup GG. (1970). Chimpanzees: self-recognition. Science, 167, 86.
|
Anderson JR, & Gallup GG. (1997). Self-recognition in Saguinus? A critical essay. Anim. Behav., 54, 1563.
|