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_9357937 _aBulg. Acad. of Science |
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| 210 | _aAerosp. res. Bulg. | ||
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_aAerospace research in Bulgaria _cBulg. Acad. of Science _fVol. 16 (2001) |
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_aАерокосмически изследвания в България _gТ. 7(1991)-Т.14(1998) _x0861-1432 |
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_aSpace research in Bulgaria _gТ.1(1978)-Т.6(1990) _x0204-9104 |
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_9219900 _bBulg. Acad. of Science _c2018 |
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_aCR _c2019-06-11 _kВ.Р |
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