@article{Ezaki2016, author = "Takahiro Ezaki and Yutaka Horita and Masanori Takezawa and Naoki Masuda", title = "{Behavior of the aspiration learner in the repeated PD game.}", year = "2016", month = "9", url = "https://plos.figshare.com/articles/figure/Behavior_of_the_aspiration_learner_in_the_repeated_PD_game_/3891036", doi = "10.1371/journal.pcbi.1005034.g001" }