共 6 条
[1]
[Anonymous], 1900, Z INSTRUMENTENKD
[2]
EBERHARD G, 1903, Z INSTRUMKDE, V23, P274
[3]
GULLSTRAND A, 1890, SKAND ARCH PHYSIOL, V2, P269
[4]
GULLSTRAND A, 1906, K SVENSKA VETENSK AK, V41
[5]
Hartmann J., 1898, ASTROPHYS J, V8, P218, DOI [DOI 10.1086/140521, 10.1086/140521]
[6]
PLASKETT JS, 1909, DESIGN SPECTROGRAPHS, P152