(en) David Carruth, « 10 Korean Winter Street Foods To Bear The Cold For », 10 Magazine (South Korean magazine), (lire en ligne).
agrinet.co.kr
(ko) « 겨울 별미 군고구마? 여름 간식 급부상 », The Korean Farmers and Fishermen's Newspaper, (lire en ligne).
doi.org
dx.doi.org
(en) Mi-Young Shin et Won-Young Lee, « Physical Properties and Preference of a Steamed Sweet Potato Slab after Mild Hot Air Drying », Korean Journal of Food and Cookery Science, vol. 27, no 2, , p. 73-81 (DOI10.9724/kfcs.2011.27.2.073, lire en ligne).
forbes.com
(en) Peter Lyon, « These Japanese Hot Potato Trucks Are Delicious But Could Be Deadly », Forbes, (lire en ligne).
hawaiitribune-herald.com
(en) Audrey Wilson, « Let's Talk Food: Is there a difference between sweet potatoes and yams? », Hawaii Tribune-Herald, (lire en ligne).
(en) Mi-Young Shin et Won-Young Lee, « Physical Properties and Preference of a Steamed Sweet Potato Slab after Mild Hot Air Drying », Korean Journal of Food and Cookery Science, vol. 27, no 2, , p. 73-81 (DOI10.9724/kfcs.2011.27.2.073, lire en ligne).
thanhnien.vn
(vi) « Khoai nướng Hà Nội ăm ắp kỷ niệm ngọt ngào » [« Sweet memories with roasted sweet potatoes in hanoi »], Thanh Niên, (lire en ligne, consulté le )
usatoday.com
usatoday30.usatoday.com
(en) « North Korea food shortage worst in years, despite farms », Associated Press, (lire en ligne).
