Giambattista Ramusio, Navigatione et Viaggi, Vol. II, Venice, 1559, in Ukers 1935, pp. 23–24 Ukers, William H. (1935). All About Tea: Vol. I. New York: The Tea and Coffee Trade Journal.
Jan Hugo Van Linschooten, Voyages and Travels, London, 1598, in Ukers 1935, p. 501 Ukers, William H. (1935). All About Tea: Vol. I. New York: The Tea and Coffee Trade Journal.
Samuel Purchas, Purchas His Pilgrimes, Vol. III, London, 1625, in Ukers 1935, p. 38 Ukers, William H. (1935). All About Tea: Vol. I. New York: The Tea and Coffee Trade Journal.
Nicolas Tulp, Obersaciones Medicae, Amsterdam, 1641, in Ukers 1935, pp. 31–32 Ukers, William H. (1935). All About Tea: Vol. I. New York: The Tea and Coffee Trade Journal.
Thomas Garway, "An Exact Description of the Growth, Quality, and Vertues of the Leaf TEA", 1660, preserved in the British Museum, in Ukers 1935, pp. 38–39 Ukers, William H. (1935). All About Tea: Vol. I. New York: The Tea and Coffee Trade Journal.
Thomas Povey, Esq., "A Famous Tea Manuscript of 1686", 20 October 1686, in Ukers 1935, p. 40 Ukers, William H. (1935). All About Tea: Vol. I. New York: The Tea and Coffee Trade Journal.
Guerty, P. M.; Switaj, Kevin (1 April 2004). "Tea, porcelain, and sugar in the British Atlantic world". OAH Magazine of History. 18 (3): 56–59. doi:10.1093/maghis/18.3.56.
Nguyen, D. T.; Rose, M. (1987). "Demand for tea in the UK 1874-1938: An econometric study". Journal of Development Studies. 24 (1): 43. doi:10.1080/00220388708422054.
Rowland, S. J. (December 1933). "The Heat Denaturation of Albumin and Globulin in Milk". Journal of Dairy Research. 5 (1): 46–53. doi:10.1017/S0022029900000911. S2CID83628844.
Rowland, S. J. (December 1933). "The Heat Denaturation of Albumin and Globulin in Milk". Journal of Dairy Research. 5 (1): 46–53. doi:10.1017/S0022029900000911. S2CID83628844.