Energy efficiency (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Energy efficiency" in Simple English language version.

Last modified: 15:22:27, 20 June 2025 (UTC)

Ref.Un. Ref.Website

Global rank Simple English rank

11lamptech.co.uk

low place

low place

lamptech.co.uk (Global: low place; Simple English: low place)

"Philips Tornado Asian Compact Fluorescent". Philips. Retrieved 2007-12-24.