Original sentence: Bicycle sharing systems can be divided into two general categories: community bike programs organized mostly by local community groups or non-profit organizations; and Smart Bike programs that are implemented by municipalities or through a public-private partnership, as in the case of Paris' Vélib’ program
Edited sentence: Bicycle sharing systems can be divided into two general categories: Community Bike programs organized mostly by local community groups or non-profit organizations; and Smart Bike programs<ref>[www.net/index.s=file_download&id=21] that are implemented by municipalities or through a public-private partnership, as in the case of Paris' Vélib’ program