Dao cạo an toàn (Vietnamese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Dao cạo an toàn" in Vietnamese language version.

refsWebsite

Global rank Vietnamese rank

800^th place

2,436^th place

6^th place

4^th place

archive.org

McKibben, Gordon (1998). Cutting Edge: Gillette's Journey to Global Leadership. Harvard Business School Press. tr. 429. ISBN 0-87584-725-0.

espacenet.com

v3.espacenet.com

Frederic Kampfe, Otto F. Kampfe, "Safety-Razor", US patent 228904, issued 1880-June-15
King C. Gillette, "Razor", US patent 775134, issued 1904-November-15