DOAB Directory of Open Access Books
2025
ScienceDirect
2010
IOS Press Open Access eBooks
2013
DOAB Directory of Open Access Books
2024
DOAJ: Directory of Open Access Journals
2020-01-01 ~ 현재
ScienceDirect
2016
한국학술정보 (KISS)
1997-01-01 ~ 1997-12-31
한국학술정보 (KISS)
1996-01-01 ~ 1996-12-31
한국학술정보 (KISS)
2000-01-01 ~ 2001-12-31
ScienceDirect
2017