https://www.meteoschweiz.admin.ch/service-und-publikationen/publikationen/berichte-und-bulletins/en/1971/new-tables-for-computing-the-turbidity-coefficient-b-from-actino.html
New tables for computing the turbidity coefficient B from actinometric measurements in the spectral...
https://mg.wiktionary.org/wiki/actinometric
actinometric - Wikibolana, raki-bolana malalaka
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