Não informado. (1961). Electronics and communications abstracts. Multi-Science Publishing.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Electronics and Communications Abstracts. Brentwood, Inglaterra: Multi-Science Publishing, 1961.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Electronics and Communications Abstracts. Multi-Science Publishing, 1961.
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