[19] Lookman Sharifa, “Experiencing Historical Techniques through the Color Black at the ROOHTS Summer School,” in Recipe Hypotheses, ed. Joshua Schlachet (UK: The Recipes Project: Food, Magic, Art, Science, and Medicine, 2019). https://artechne.wp.hum.uu.nl/experiencing-historical-techniques-through-the-color-black-at-the-roohts-summer-school/