@article{Bar:2022bq, author = "Bar, Oliver and Broll, Alexander and Sommer, Rainer", title = "{Estimating excited states contamination of $B \to \pi$ Form Factors Using Heavy Meson Chiral Perturbation Theory}", doi = "10.22323/1.430.0406", journal = "PoS", year = 2022, volume = "LATTICE2022", pages = "406" }