MLS Cup - Wikipedia
MLS playoff format's problems—and why for some they're a feature - Sports Illustrated
MLS Cup winners: Full list of champions, from D.C. United to LAFC
FEATURE: 5 reasons why the 2003 MLS Cup was a classic
2021 Canada Soccer Annual Report by Canada Soccer - Issuu
UP, UP AND AWAY: MLS coverage ratings on ESPN, ABC rise 16 percent over last season, best since 2007 - Front Row Soccer
ESPN's 2017 MLS Cup Viewership Up 20 Percent - ESPN Press Room U.S.
MLS expanding playoffs to 9 teams per conference, first round will be best-of-3 series: Sources : r/MLS
MLS ranks 7th in revenue, but spends less than half what other leagues do on player salaries. : r/MLS
Ratings: MLS Cup, Lakers and more - Sports Media Watch