Judd, D.
(1956),
Chromaticities of 16 glass filters submitted by The Tintometer, Ltd. To duplicate the relocated and respaced uion color scale for lubricating oil and petrolatum developed by ASTM Committee D-2, Research Division IX:, , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NBS.RPT.4844
(Accessed April 24, 2025)