共 50 条
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- [49] AN AUTOMATICALLY OPERATING DOUBLE FOCUSSING BETA-RAY SPECTROMETER ARKIV FOR FYSIK, 1965, 29 (01): : 61 - +
- [50] HIGH-RESOLUTION MAGNETIC BETA-RAY SPECTROMETER REVUE ROUMAINE DE PHYSIQUE, 1968, 13 (04): : 375 - +