@misc{Mertens2014,
  author    = {K. Mertens},
  title     = {"Understanding Photovoltaics: Textbook Photovoltaics and PV-Teach", 29th European PV Solar Energy Converence and Exhibition, Amsterdam},
  institution = {Elektrotechnik und Informatik (ETI)},
  type      = {lecture},
  year        = {2014},
}