@inproceedings{Kobayashi:2016sY, author = "Kobayashi, Tatsuo", title = "{New forms of potential for string axion inflation}", doi = "10.22323/1.268.0010", booktitle = "Proceedings of 11th International Workshop Dark Side of the Universe 2015 {\textemdash} PoS(DSU2015)", year = 2016, volume = "268", pages = "010" }