 |
Balmer | series
| series | |
| gen. | Folge; Reihe; Schriftenreihe; Serie; Serien; Sendereihe |
| Balmer: 16 phrases in 4 subjects |
| Astronomy | 4 |
| Optics branch of physics | 6 |
| Physics | 4 |
| Technology | 2 |