A look at ELF, the solar-powered bicycle-car hybrid - YouTube
Tricycle Hybrid a Corvallis Commute Option - The Corvallis Advocate
Solar powered electric bike-cars ELF and PEBL might just be weird enough to work | Electrek
ELF Electric Bike Review - YouTube
Eco-friendly electric tricycle turns heads
Organic Transit's 'ELF' Velomobile on Kickstarter | Velomobiles
On a misty winter day, an elderly man (age 94) in a blue jacket takes his first ride in his new white pedal-powered/electric ELF tricycle Stock Photo - Alamy
Organic Transit's Elf tricycle probably isn't ready for primetime yet.
Eco-commuters, behold the solar-savvy $4,000 Elf tricycle - CNET
Living on Earth: Introducing the Elf
Three-Wheeled ELF Can Be Plugged In, Pedaled or Solar-Powered | WIRED
The ELF Could Replace a Car for a Lot of People
ELF electric tricycle is the best on market
Transportation: Me & My Elf – CaryCitizen Archive
elf-2003-father-bob-newhart-riding-tricycle - Neil Oseman
ELF is a sun-powered, egg-shaped trike - Autoblog
LOVE my ELF - so sad I have to resort to posting here to try to get my 3yo ELF back on the road... : r/ebikes
A look at ELF, the solar-powered bicycle-car hybrid - YouTube
ELF: Hybrid Solar / Pedal Vehicle by Organic Transit | Ubergizmo