%0 Journal Article %A Uher, Jana %A Call, Josep %+ Department of Developmental and Comparative Psychology, Max Planck Institute for Evolutionary Anthropology, Max Planck Society Department of Developmental and Comparative Psychology, Max Planck Institute for Evolutionary Anthropology, Max Planck Society %T How the Great Apes (Pan troglodytes, Pongo pygmaeus, Pan paniscus, Gorilla gorilla) Perform on the Reversed Reward Contingency Task II: Transfer to New Quantities, Long-Term Retention, and the Impact of Quantity Ratios : %G eng %U https://hdl.handle.net/11858/00-001M-0000-000F-FBA0-9 %F EDOC: 362700 %R 10.1037/0735-7036.122.2.204 %D 2008 %J Journal of Comparative Psychology %V 122 %N 2 %& 204 %P 204 - 212