K. Okawa
发表
J. Murai,
S. Mikawa,
K. Okawa,
2009
.
Tilman Dingler,
Katsutoshi Masai,
K. Okawa,
2021
.
Mariam El Hussein,
K. Okawa,
2019
.
Jun Murai,
Keiko Okawa,
Shoko Mikawa,
2003
.
Jun Murai,
Achmad Basuki,
Achmad Husni Thamrin,
2007
.
J. Murai,
S. Mikawa,
K. Okawa,
2008
.
Keiko Okawa,
Shun Arima,
Motoki Yasui,
2021,
L@S.
Goki Miyakita,
Shun Arima,
Motoki Yasui,
2019,
2019 IEEE Learning With MOOCS (LWMOOCS).
Jun Murai,
Mikiyo Nishida,
Keiko Okawa,
2003,
2003 Symposium on Applications and the Internet Workshops, 2003. Proceedings..
Jun Murai,
Keiko Okawa,
Katsuhiro Horiba,
2012,
IEICE Trans. Commun..