@inproceedings{Truoel:2001N+, author = "Truoel, Peter", title = "{A new measurement of Ke4 decay and the s-wave pi-pi-scattering length }", doi = "10.22323/1.007.0175", booktitle = "Proceedings of International Europhysics Conference on High Energy Physics {\textemdash} PoS(hep2001)", year = 2001, volume = "007", pages = "175" }