System oznaczeń lamp (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "System oznaczeń lamp" in Polish language version.

refsWebsite

Global rank Polish rank

low place

low place

3,582^nd place

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low place

low place

1tubecollector.org

low place

low place

low place

low place

bvws.org.uk

405 Alive – Technical – Valve Numbers – Commercial Valves [online], www.bvws.org.uk [dostęp 2017-11-26] .
405 Alive – Technical – Valve Numbers – Military Valves [online], www.bvws.org.uk [dostęp 2017-11-26] .

geocities.jp

Japanese Tube Naming System.

jacmusic.com

http://www.jacmusic.com/techcorner/TUBE-DECODING/Tungsram-1925-1934.pdf

jeora.net

IR&C – Vacuum Tube Numbering Systems – Elektronenröhren [online], jeora.net [dostęp 2017-11-26] .

tubecollector.org

http://www.tubecollector.org/documents/numbers-20.htm