@book {9783834361998, 
	title = "SPS-Grundkurs mit SIMATIC S7",
	author = "Kaftan, Jürgen",
	isbn = "9783834361998",
	year = "2015",
	edition = "6",
	keywords = "STEP7, SIMATIC S7-300, Speicherprogrammierbare Steuererungen",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783834361998",
	url = "https://content-select.com/de/portal/media/view/54ed8a46-0f00-45fa-82be-7f5bb0dd2d03",
	publisher = "Vogel Communications Group",
	language = "ger",
}