@book{29555,
	author = {Weilkiens, Tim.},
	title = {Systems Engineering with sysML/UML},
	publisher = {Elsevier},
	year = {2009},
	address = {New Delhi},
	url = {https://libgen.is/book/index.php?md5=1CC8936C80D2DA1608293C2C08D4C66B}
}