"May 2015 Special Agenda"(PDF). Southeastern Pennsylvania Transportation Authority. May 2015. Archived from the original(PDF) on June 18, 2021. Retrieved July 3, 2015.
"May 2015 Special Agenda"(PDF). Southeastern Pennsylvania Transportation Authority. May 2015. Archived from the original(PDF) on June 18, 2021. Retrieved July 3, 2015.