Linked from
The 10 pages that link to Liber Abaci, each with the reason it gives.
Decimal systemBroader topic: It helped promote decimal calculation in medieval Europe.
HemachandraRelated: Its rabbit-population problem made the recurrence famous in medieval Europe.
History of combinatoricsRelated: Its rabbit problem became a famous early recurrence relation.
Cassini's identityRelated: It helped make the Fibonacci sequence known centuries before Cassini.