Perfin (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Perfin" in English language version.

refsWebsite

Global rank English rank

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1web.archive.org

1^st place

1^st place

linns.com

"Why does my stamp have a lot of holes in it?". Linns Stamp News. Amos Media Company. Jan 26, 1998. Retrieved 29 March 2020.
Miller, Rick (Dec 8, 2003). "Perfins: maximum challenge, minimal cost". Linns Stamp News. Amos Media Company. Retrieved 29 March 2020.

norbyhus.dk

Toke Nørby. The Story about the SPIFS and PERFINs — See Part 4. The Authorizations to Perforate Stamps.

tele.dk

home3.inet.tele.dk

Brug af frimærker i Hjemmeværnet. Archived 2006-05-02 at the Wayback Machine

web.archive.org

Brug af frimærker i Hjemmeværnet. Archived 2006-05-02 at the Wayback Machine