Frozen Originally Positioned Elsa and Anna as Enemies—Not Sisters

Why Arendelle & Northuldra's Conflict May Not Be Over In Frozen 3

Reel Women: 'Frozen' Subverts Disney Princess Stereotypes

What if Elsa and Anna were not from a royal family? Winner entry for The Media Club's event “Chain the Tale”, by Media Club IIT (BHU)

ADDICTED TO FROZEN — Sisterly Love: How Frozen 2 Actually Got it Right

Fans-of-Frozen DeviantArt Gallery

My 5-year-old daughter wants to visit Arendelle to meet Anna, Elsa, Christopher, and funny Olaf. Can anyone tell me where it is? - Quora

Elsa, Frozen Wiki

Anna, Frozen Wiki

In Frozen, why does Elsa build Olaf? Is there any particular reason he is the first thing she builds with her powers? - Quora