@inproceedings{Kim:2018kx, author = "Kim, Jihn E.", title = "{Anomalous gauge-U(1), ’t Hooft mechanism, and “invisible” QCD axion from string}", doi = "10.22323/1.318.0202", booktitle = "Proceedings of Corfu Summer Institute 2017 "Schools and Workshops on Elementary Particle Physics and Gravity" {\textemdash} PoS(CORFU2017)", year = 2018, volume = "318", pages = "202" }