시계열
횡단면, 종단면, 시계열자료
nova-unum
2022. 12. 10. 11:36
https://m.blog.naver.com/PostView.naver?isHttpsRedirect=true&blogId=her7845&logNo=220878719799
https://m.blog.naver.com/townlab/222019654110
https://library.krihs.re.kr/dl_image/IMG/04//000000018748/SERVICE/000000018748_01.PDF
http://kanggc.iptime.org/em/chap1/chap1.pdf
http://kanggc.iptime.org/em/chap1/chap1.pdf
http://www.statedu.com/QnA/254986