Londo Mollari, the Centauri Emperor, recounts the initial contact between the Humans and Minbari, which resulted in a major incident and subsequent war, for an eager pair of youngsters wanting a story about love and conflict.
Babylon 5: The River of Souls
Babylon 5: The Lost Tales - Voices in the Dark
Babylon 5: The Legend of the Rangers - To Live and Die in Starlight
Babylon 5: Thirdspace