https://www.speareducation.com/resources/spear-digest/color-science-shade-guides-and-shade-selection/
Color Science: Shade Guides and Shade Selection - Spear Education
Better understand color science in dentistry with this review of shade guides, shade taking and shade selection.
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https://www.journal-imab-bg.org/issues-2020/issue2/vol26issue2p3168-3173.html
Shade guides used in the dental practice
Shade guides used in the dental practice, JofIMAB 2020 Apr-Jun;26(2):3168-3173
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