Xie, G Z
1 ta ish
Yunnan Astronomical Observatory
Historic Light Curve and Long-term Optical Variation of BL Lacertae 2200+420
Fan, J H, Xie, G Z, Pécontal, E +2
Maqola19983 iqtibosABI
Kashfiyot
Xizmatlar
Ishlab chiquvchilar uchun
1 ta ish
Yunnan Astronomical Observatory
Fan, J H, Xie, G Z, Pécontal, E +2