@article{SengeShakerPinteaetal.2010,
  author    = {Mathias O. Senge and Yasser M. Shaker and Monica Pintea and Claudia Ryppa and Sabine S. Hatscher and Aoife Ryan and Yulia Sergeeva},
  title     = {Synthesis of meso-substituted ABCD-Type porphyrins by functionalization reactions},
  doi       = {10.1002/ejoc.200901113},
  url       = {http://www3.interscience.wiley.com/cgi-bin/jhome/27380/},
  year      = {2010},
}