Burns DM (1998). "Cigar smoking: overview and current state of the science"(PDF). In Shopland DR, Burns DM, Hoffman D, Cummings KM, Amacher RH (eds.). Cigars: Health Effects and Trends. Smoking and Tobacco Control Monograph No. 9. National Cancer Institute. pp. 8, 1–20. Archived from the original(PDF) on 2022-10-09. Retrieved 23 February 2012.
cigaraficionado.com
Frank, Michael (1 December 1993). "Wise old hands". Cigaraficionado.com. Archived from the original on 25 February 2010. Retrieved 25 October 2010.
Frank, Michael (1 December 1993). "Wise old hands". Cigaraficionado.com. Retrieved 25 October 2010.
Frank, Michael (1 December 1993). "Wise old hands". Cigaraficionado.com. Archived from the original on 25 February 2010. Retrieved 25 October 2010.
Escudero, Antonio Gutiérrez (2014). "Hispaniola's Turn to Tobacco: Products from Santo Domingo in Atlantic Commerce". In Aram, Bethany; Yun-Casalilla, Bartolomé (eds.). Global Goods and the Spanish Empire, 1492–1824: Circulation, Resistance, and Diversity. Basingstoke: Palgrave Macmillan. pp. 216–229. doi:10.1057/9781137324054_12. ISBN978-1-137-32405-4.
Escudero, Antonio Gutiérrez (2014). "Hispaniola's Turn to Tobacco: Products from Santo Domingo in Atlantic Commerce". In Aram, Bethany; Yun-Casalilla, Bartolomé (eds.). Global Goods and the Spanish Empire, 1492–1824: Circulation, Resistance, and Diversity. Basingstoke: Palgrave Macmillan. pp. 216–229. doi:10.1057/9781137324054_12. ISBN978-1-137-32405-4.
Burns DM (1998). "Cigar smoking: overview and current state of the science"(PDF). In Shopland DR, Burns DM, Hoffman D, Cummings KM, Amacher RH (eds.). Cigars: Health Effects and Trends. Smoking and Tobacco Control Monograph No. 9. National Cancer Institute. pp. 8, 1–20. Archived from the original(PDF) on 2022-10-09. Retrieved 23 February 2012.