@inproceedings{Namekawa:2019Fx, author = "Namekawa, Yusuke and Yamazaki, Takeshi", title = "{Scattering length from BS wave function inside the interaction range}", doi = "10.22323/1.334.0078", booktitle = "Proceedings of The 36th Annual International Symposium on Lattice Field Theory {\textemdash} PoS(LATTICE2018)", year = 2019, volume = "334", pages = "078" }