Search for a new light gauge boson in decays of π^0 and η

Crystal Barrel Collaboration ; Amsler, C. ; Armstrong, D.S. ; Augustin, I. ; Baker, C.A. ; Barnett, B.M. ; Batty, C.J. ; Beuchert, K. ; Cooper, A. ; Noble, A. ; Sanjari, A.H. ; Kammle, B. ; Schmid, B. ; Zou, B. ; Felix, C. ; Kolo, C. ; Straβburger, C. ; Volcker, C. ; Zupancic, C. ; Mever, C.A. ; Pinder, C.N. ; Engelhardt, D. ; Jamnik, D. ; Urner, D. ; Walther, D.

Amsterdam : Elsevier