[1]
P. E. Kruger, “Coordination Polymers and Metal–Organic Frameworks Derived from 4,4’-Dicarboxy-2,2’-bipyridine and 4,4’,6,6’-Tetracarboxy-2,2’-bipyridine Ligands: A Personal Perspective”, Chimia, vol. 67, no. 6, p. 403, Jun. 2013, doi: 10.2533/chimia.2013.403.