TY - BOOK ID - 128719046 TI - Communication satellites for education, science and culture, PY - 1968 PB - [Paris] : Unesco, DB - UniCat KW - Artificial satellites in telecommunication. KW - Artificial satellites in education. UR - https://www.unicat.be/uniCat?func=search&query=sysid:128719046 AB - ER -