@inproceedings{Sinclair:2024b+, author = "Sinclair, Donald and Kogut, J B", title = "{QED in external EM fields}", doi = "10.22323/1.453.0345", booktitle = "Proceedings of The 40th International Symposium on Lattice Field Theory {\textemdash} PoS(LATTICE2023)", year = 2024, volume = "453", pages = "345" }