ルイジアナ中立地
↑ "The Neutral Ground" chronology Archived 2007年3月15日, at the Wayback Machine., at Louisiana Places
↑ Ibid.
↑ w:Louisiana (New Spain)
↑ "The Cabildo", at the Louisiana State Museum web site
↑ John V. Haggard, "Neutral Ground", Handbook of Texas Online
↑ "Louisiana Documents: The Territorial Legislature Defines Counties in 1805", at Louisiana Places
↑ "Texas 1806", Texas Archeological Society
↑ "The Worst Feud" by Bob Bowman, at TexasEscapes.com