"Masaaki Yoshifuji,Stefan Osborn,Anthony J. Arduengo, III,Kenneth T. Belmore,Shigekazu Ito","Intensive NMR Study of 1-t-Butyl-3-methyl-2,4-bis(2,4,6-tri-t-butylphenyl)-1,3-diphosphacyclobutane-2,4-diyl",,"Heteroatom Chemistry",,"Vol. 22","No. 3-4","pp. 331-338",2011,Apr.
"Shigekazu Ito,Joji Miura,Morita,Masaaki Yoshifuji,Anthony J. Arduengo, III","Synthesis and Properties of Oligo(biradicals) Composed of 1,3-Diphosphacyclobutane-2,4-diyl Units and Benzyl-type Linkers",,"Heteroatom Chemistry",,"Vol. 21","No. 6","pp. 404-411",2010,Nov.
"Shigekazu Ito,Joji Miura,Morita,Masaaki Yoshifuji,Anthony J. Arduengo, III","Synthesis and physicochemical properties of stable 1,3-diphosphacyclobutane-2,4-diyls bearing sulfanyl groups",,"C R Chimie",,,,,2010,Aug.
"Shigekazu Ito,Joji Miura,Morita,Masaaki Yoshifuji,Anthony J. Arduengo, III","Diverse Reactions of Sterically Protected 1,3-Diphosphacyclobutane-2,4-diyls with Hydride",,"Dalton Transactions",,"Vol. 39","No. 35","pp. 8281-8287",2010,Aug.
"Shigekazu Ito,Joji Miura,Morita,Masaaki Yoshifuji,Anthony J. Arduengo, III","Modeling the Direct Activation of Dihydrogen by a P2C2 Cyclic Biradical: Formation of a Cyclic Bis(P?H ă5-phosphorane)",,"Inorg. Chem.",,"vol. 48","No. 17","pp. 8063-8065",2009,Sept.
"Shigekazu Ito,Joji Miura,Morita,Masaaki Yoshifuji,Anthony J. Arduengo, III","Catenation of 1,3-Diphosphacyclobutane-2,4-diyl Units Having 2,4,6-Tri-tertbutylphenyl",,"Z. Anorg. Allg. Chem.",,"Vol. 635",,"p. 488",2009,Mar.
"Shigekazu Ito,Joji Miura,Morita,Masaaki Yoshifuji,Anthony J. Arduengo, III","Poly(Biradicals): Oligomers of 1,3-Diphosphacyclobutane-2,4-diyl Units",,"Angew. Chem. Int. Ed.",,"Vol. 47",,"p. 6418",2008,July
"Masaaki Yoshifuji,Anthony J. Arduengo, III,Shigekazu Ito","Studies on Stable 1,3-Diphosphacyclobutane-2,4-diyls",,"Phosphorus, Sulfur, and Silicon",,"Vol. 183",,"p. 335",2008,June
"Masaaki Yoshifuji,Anthony J. Arduengo, III,Tatyana A. Konovalova,Lowell D. Kispert,Manabu Kikuchi,Shigekazu Ito","Oxidation of 1,3-Diphosphacyclobutane-2,4-diyl with Ammoniumyl Antimonate and EPR Study of the Corresponding Cation Radical",,"Chem. Lett.",,"vol. 35",,"p. 1136",2006,Nov.
"Shigekazu Ito,Manabu Kikuchi,Masaaki Yoshifuji,Anthony J. Arduengo, III,Tatyana A. Konovalova,Lowell D. Kispert","Preparation and Characterization of an Air-tolerant 1,3-Diphosphacyclobuten-4-yl Radical",,"Angew. Chem. Int. Ed.",,"vol. 45",,"p. 4341",2006,June