Would a Victoria line extension into South London along with the
CULG - Victoria Line
A Brief History of the Northern Line - Londontopia
London Victoria and South London resignalling programme - Network Rail
New Improved South London Tube Concept- what additions/ changes would you make? (Sorry about the mess around tooting) : r/LondonUnderground
London Underground, Overground, DLR, Tramlink and National Rail Services in BNS : r/TransitDiagrams
The 50th anniversary of the Victoria line extension to Brixton
The Flowering of Overground lines & colours - How Soon is Now? - London Reconnections
File:South london line future.png - Wikipedia
London Victoria station - Wikipedia
Better Connected South London : r/LondonUnderground
11 London Underground facts you won't know about the Victoria line - MyLondon
The 50th anniversary of the Victoria line extension to Brixton
Northern Line extension, Kennington - Battersea Power Station, Page 32