@inproceedings{Olive:2000tN, author = "Olive, David", title = "{Aspects of electromagnetic duality }", doi = "10.22323/1.006.0021", booktitle = "Proceedings of Non-perturbative Quantum Effects 2000 {\textemdash} PoS(tmr2000)", year = 2000, volume = "006", pages = "021" }