1. Sixth International Conference on HF Radio Systems and Techniques, 4- 7 July 1994
المؤلف: Organised by, the Electronics Division of the Institution of Electrical Engineers
المکتبة: كتابخانه پژوهشگاه نیرو (طهران)
موضوع: ، Shortwave radio- Congresses
رده :
TK
6562
.
S5I578
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2. Third International Conference on HF Communication Systems and Techniques : 26-28 February 1985
المؤلف: International Conference on HF Communication Systems and Techniques )3rd : 5891 : London, England?(
المکتبة: كتابخانه مركزي و مركز اسناد دانشگاه صنعتي خواجه نصير الدين طوسى (طهران)
موضوع: ، Shortwave radio- Congresses
رده :
TK
6553
.
I615
1985
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