@article{UtechtKlamrothSaalfrank2011,
  author    = {Manuel Martin Utecht and Tillmann Klamroth and Peter Saalfrank},
  title     = {Optical absorption and excitonic coupling in azobenzenes forming self-assembled monolayers a study based on density functional theory},
  journal   = {Physical chemistry, chemical physics : a journal of European Chemical Societies},
  volume    = {13},
  number    = {48},
  pages     = {21608 -- 21614},
  doi       = {10.1039/c1cp22793a},
  year      = {2011},
}