Community Transit System Map(PDF) (Map). Community Transit. March 2017. Archived(PDF) from the original on September 9, 2017. Retrieved September 9, 2017.
Dudley, Brier (November 18, 2000). "Price puts tunnel on hold". The Seattle Times. p. A1. Archived from the original on August 14, 2017. Retrieved September 9, 2017.
"The Regional Transit System Proposal"(PDF). Central Puget Sound Regional Transit Authority. February 1995. pp. 1–2. Archived from the original(PDF) on September 30, 2015. Retrieved September 9, 2017.
"Chapter 2: Alternatives Considered"(PDF). North Link Draft Supplemental Environmental Impact Statement (Report). Sound Transit. March 2006. p. 17. Archived(PDF) from the original on September 10, 2017. Retrieved September 9, 2017.
Johnson, Matthew (February 17, 2017). "2016 – The Year of Link". The Platform. Sound Transit. Archived from the original on September 10, 2017. Retrieved September 9, 2017.
Ride the Wave Transit Guide(PDF) (March–September 2017 ed.). Sound Transit. March 2017. pp. 15–16. Archived from the original(PDF) on May 11, 2017. Retrieved September 9, 2017.
"The Regional Transit System Proposal"(PDF). Central Puget Sound Regional Transit Authority. February 1995. pp. 1–2. Archived from the original(PDF) on September 30, 2015. Retrieved September 9, 2017.
Dudley, Brier (November 18, 2000). "Price puts tunnel on hold". The Seattle Times. p. A1. Archived from the original on August 14, 2017. Retrieved September 9, 2017.
"Chapter 2: Alternatives Considered"(PDF). North Link Draft Supplemental Environmental Impact Statement (Report). Sound Transit. March 2006. p. 17. Archived(PDF) from the original on September 10, 2017. Retrieved September 9, 2017.
Johnson, Matthew (February 17, 2017). "2016 – The Year of Link". The Platform. Sound Transit. Archived from the original on September 10, 2017. Retrieved September 9, 2017.
Ride the Wave Transit Guide(PDF) (March–September 2017 ed.). Sound Transit. March 2017. pp. 15–16. Archived from the original(PDF) on May 11, 2017. Retrieved September 9, 2017.
Community Transit System Map(PDF) (Map). Community Transit. March 2017. Archived(PDF) from the original on September 9, 2017. Retrieved September 9, 2017.
De Leuw, Cather & Company (February 19, 1970). "Chapter 2: Design and Development". The Rapid Transit Plan for the Metropolitan Seattle Area. Municipality of Metropolitan Seattle. p. 16. OCLC120953.
"LRT Trunk Route Schematic" (Map). Multi-Corridor Project Summary Report. Municipality of Metropolitan Seattle and Puget Sound Council of Governments. November 1986. p. 44. OCLC15608855.