Zero Motorcycles (English Wikipedia)

Schaal, Eric (2014-05-19). "6 Electric Motorcycles Ready to Battle Any Gas Bike". The Cheat Sheet. Archived from the original on Dec 8, 2015. Retrieved 2015-09-01.

cyclenews.com

"Electric Motorcycle Manufacturer Alta Motors Ceases Operations". Cycle News. October 18, 2018. Archived from the original on Feb 2, 2019. Retrieved 2019-02-01.

Steever, Bruce (Feb 17, 2015). "Electric motorcycle market: The OEMs ante up". Dealernews. Archived from the original on Sep 23, 2015. Retrieved 2015-09-01.

Blain, Loz (2015-10-15). "Zero motorcycles announces improved 2016 models". Gizmag. Retrieved 2015-12-05.

Harley, Bryan (October 2, 2012). "2013 Zero Motorcycles Double HP, Fast Charge". Motorcycle USA. Archived from the original on Mar 5, 2016. Retrieved 2015-09-01.
Wilson, Byron (December 9, 2015). "Zero Motorcycles' Ryan Biffard Explains New Z-Force IPM Motor". Motorcycle USA. Archived from the original on Aug 12, 2016. Retrieved 2016-06-26.
"Zero Motorcycles Run Fast up Pikes Peak 2013". Retrieved 2015-12-17.
"Zero Sets LSR Records at Bonneville". Motorcycle USA. Retrieved 2015-12-17.
"Zero Motorcycles Dominates at Minimoto SX". Motorcycle USA. May 11, 2011. Archived from the original on Dec 22, 2015. Retrieved 2015-09-01.
Ets-Hokin, Gabe (October 14, 2014). "2014 Brammo Empulse R vs Zero S and SR". Motorcycle USA. Archived from the original on Dec 8, 2015. Retrieved 2015-09-01.

Siahaan, Troy (30 June 2011). "2011 Zero XU Review". Motorcycle.com. Retrieved 14 January 2015.
Rousseau, Scott (2015-04-18). "The Life Electric: Preston Petty". Retrieved 2015-09-01.
Roderick, Tom (April 25, 2013). "2013 Brammo Empulse R vs Zero S ZF11.4 - Video". Motorcycle.com. Archived from the original on Dec 8, 2015. Retrieved 2015-09-01.

Harley, Bryan (October 2, 2012). "2013 Zero Motorcycles Double HP, Fast Charge". Motorcycle USA. Archived from the original on Mar 5, 2016. Retrieved 2015-09-01.
"Z-Force® Power Tank [10-06713+] - $2,495.00 : Zero Motorcycles, Electric Motorcycle Company". Archived from the original on 2015-04-02. Retrieved 2015-03-06.
Wilson, Byron (December 9, 2015). "Zero Motorcycles' Ryan Biffard Explains New Z-Force IPM Motor". Motorcycle USA. Archived from the original on Aug 12, 2016. Retrieved 2016-06-26.
"Zero Motorcycles Dominates at Minimoto SX". Motorcycle USA. May 11, 2011. Archived from the original on Dec 22, 2015. Retrieved 2015-09-01.
Ets-Hokin, Gabe (October 14, 2014). "2014 Brammo Empulse R vs Zero S and SR". Motorcycle USA. Archived from the original on Dec 8, 2015. Retrieved 2015-09-01.
Roderick, Tom (April 25, 2013). "2013 Brammo Empulse R vs Zero S ZF11.4 - Video". Motorcycle.com. Archived from the original on Dec 8, 2015. Retrieved 2015-09-01.
"Electric Motorcycle Manufacturer Alta Motors Ceases Operations". Cycle News. October 18, 2018. Archived from the original on Feb 2, 2019. Retrieved 2019-02-01.
Schaal, Eric (2014-05-19). "6 Electric Motorcycles Ready to Battle Any Gas Bike". The Cheat Sheet. Archived from the original on Dec 8, 2015. Retrieved 2015-09-01.
Steever, Bruce (Feb 17, 2015). "Electric motorcycle market: The OEMs ante up". Dealernews. Archived from the original on Sep 23, 2015. Retrieved 2015-09-01.