@inproceedings{Nierste:2001D9, author = "Nierste, Ulrich", title = "{Spontanous CP violation and Higgs spectra }", doi = "10.22323/1.007.0148", booktitle = "Proceedings of International Europhysics Conference on High Energy Physics {\textemdash} PoS(hep2001)", year = 2001, volume = "007", pages = "148" }