Interactive multimedia communication systems for next-generation education using asymmetrical satellite and terrestrial networks
2001 ◽
Vol 84
(6)
◽
pp. 49-58
◽
2005 ◽
Vol 43
(8)
◽
pp. 123-131
◽
1991 ◽
Vol 45
(8)
◽
pp. 921-925
2006 ◽
Vol 21
(6)
◽
pp. 989-996