@misc{HuenigWehner1989,
  author    = {H{\"u}nig, Siegfried and Wehner, Ingeborg},
  title     = {A convenient synthesis of 2,2',6,6'-Tetramethyl-4,4'-bipyridine and its oxidation to 2,2',6,6'-Tetracarboxy-4,4'-bipyridine},
  url       = {http://nbn-resolving.de/urn:nbn:de:bvb:20-opus-32005},
  year      = {1989},
  abstract  = {No abstract available},
  language  = {en}
}