@inproceedings{Winter:2009tX, author = "Winter, Walter", title = "{Optimising the greenfield betabeam}", doi = "10.22323/1.074.0036", booktitle = "Proceedings of 10th International Workshop on Neutrino Factories, Super beams and Beta beams {\textemdash} PoS(Nufact08)", year = 2009, volume = "074", pages = "036" }