Sources:

https://www.talkmurderwithme.com/blog/2020/4/6/herb-baumeister

https://murderpedia.org/male.B/b/baumeister-herbert.htm

https://www.thoughtco.com/herbert-richard-baumeister-973121

The Atlantic, What Really Happened to Malaysia’s Missing Airplane, Story by William Langewiesche. https://www.theatlantic.com/magazine/archive/2019/07/mh370-malaysia-airlines/590653/

wired.com, The Most Logical (And Craziest) MH370 Conspiracy Theories,  JORDAN GOLSON