Ãâó : http://cer.knue.ac.kr/bbs/filedown.jsp?bodcode=cer_teacher_edu&filename=%EA%B5%90%EC%9C%A1%EB%8C%80%ED%95%99%EA%B5%90%20%EA%B5%90%EC%9C%A1%EA%B3%BC%EC%A0%95%20%EB%B6%84%EC%84%9D%EC%97%B0%EA%B5%AC-%20%EC%9D%8C%EC%95%85%EA%B5%90%EA%B3%BC%EB%A5%BC%20%EC%A4%91%EC%8B%AC%EC%9C%BC%EB%A1%9C.pdf&maskname=11288591331846