author = { van Casteren, Adam AND Sellers, William I. AND Thorpe, Susannah K. S. AND Coward, Sam AND Crompton, Robin H. AND Myatt, Julia P. AND Ennos, A. Roland },

title = { Nest-building orangutans demonstrate engineering know-how to produce safe, comfortable beds },

publisher = {National Academy of Sciences},

isbn = {0027-8424},

year = {2012},

url = { http://slubdd.de/katalog?TN_libero_mab2 }