클래스 다이어그램
http://blog.powerumc.kr/m/380
http://channel9.msdn.com/Blogs/clinted
http://se.knu.ac.kr/xe/index.php?mid=songLecture&listStyle=webzine&page=2&sort_index=readed_count&order_type=desc&document_srl=1646
UI모델링
http://opentutorials.org/course/488/2598