共 3 条
- [1] The zinc sulphide method of measuring ultra-violet radiation and the results of a year's observations on Baltimore sunshine [J]. AMERICAN JOURNAL OF HYGIENE, 1929, 9 (03): : 646 - 662
- [2] COBLENTZ, 1929, BUR STANDARDS J RES, V3, P629
- [3] Note on observation of ultra-violet radiation of sun and sky measured by the zinc sulphide method in Boulder, Colorado [J]. AMERICAN JOURNAL OF HYGIENE, 1929, 9 (03): : 663 - 665