"Shigekazu Ito,Yasuhiro Ueta,Kota Koshino,K.M. Kojima,Iain McKenzie,KOICHI MIKAMI","Observation of a Metastable P-Heterocyclic Radical by Muonium Addition to a 1,3-Diphosphacyclobutane-2,4-diy",,"Angewandte chemie : international edition in English",,"Vol. 57",,,2018,May