Mahsulot tavsifi
Explore the characteristics of variable stars in astronomy, such as Cepheids and RR Lyrae, including their luminosity variations and properties
#цефеидлар#равшанлик#ўзгарувчан юлдузлар
Muallif

BOBUR NE'MATOVTasdiqlangan muallif
- Hujjatlari
- 4 200
- Sotilgan
- 187









