Weinberg В. Р. Boris Petrovich. (1931). Preliminary summary of data on the present distribution of magnetic declination within the arctic zone; Terrestrial Magnetism and Atmospheric Electricity; Vol. 36, № 4. 1931.
Lua i Stíl Chicago (17ú heag.)Weinberg В. Р. Boris Petrovich. Preliminary Summary of Data on the Present Distribution of Magnetic Declination Within the Arctic Zone; Terrestrial Magnetism and Atmospheric Electricity; Vol. 36, № 4. 1931, 1931.
Lua MLA (9ú heag.)Weinberg В. Р. Boris Petrovich. Preliminary Summary of Data on the Present Distribution of Magnetic Declination Within the Arctic Zone; Terrestrial Magnetism and Atmospheric Electricity; Vol. 36, № 4. 1931, 1931.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.