= Models of Coulomb-hadronic interference =

* Model of West Yennie

[[http://prola.aps.org/abstract/PR/v172/i5/p1413_1|WEST, G. B. and YENNIE, D. R., Phys. Rev. 172 (1968) 1413-1422]]

* Model of Kundrát and Lokajíček