D2 Article in a professional compilation book

GRB 140523A: NOT observation.

Authors: D. Malesani, D. Xu, A. Somero, A. de Ugarte Postigo, Z. Cano, P. Jakobsson

Publisher: GRB Coordinates Network, Circular Service

Publication year: 2014

Book title : GRB Coordinates Network, Circular Service

Number in series: 16329

Web address : http://gcn.gsfc.nasa.gov/gcn/gcn3/16329.gcn3