\input zb-basic \input zb-ioport \iteman{io-port 70410794} \itemau{Otsuka, Makoto; Yoshimoto, Junichiro; Doya, Kenji} \itemti{Robust population coding in free-energy-based reinforcement learning} \itemso{ICANN (1), 377-386 (2008).} \itemcc{} \itemut{} \itemli{doi:10.1007/978-3-540-87536-9\_39} \end