《旧五代史·后唐·列传四》
李继韬的哥哥李继俦是李嗣昭的嫡长子，应当世袭父亲的官爵，但他柔弱不勇武。
继韬兄继俦，嗣昭长嫡也。当袭父爵，然柔而不武。
Li Ji Tao's elder brother, Li Ji Zhou, was Li Si Zhao's first-born son, and was due to inherit his father's official title. However, he was gentle and unwarlike.