@book {winfried1986optoelektronische,
 author = {Müller, Winfried},
 title = {Optoelektronische Sender, Empfänger und Koppler},
 publisher = {Militärverlag der Dt. Demokrat. Republik},
 year = {1986},
 address = {Berlin, DDR},
 isbn = {},
 lang = {de},
 sign = {15/00153},
 gbv = {53.75},
 rvk = {},
 url = {http://www.amazon.de/dp/B005A2DL9K},
 thumb = {http://ecx.images-amazon.com/images/I/31pGgeGCI-L.jpg},
}