# Impossible Staircase: Vertically Real Walking in an Infinite Virtual Tower

> Research article (2021 IEEE Virtual Reality and 3D User Interfaces (VR), 2021) · cited 12× · AI/ML

**Wikidata**: [openalex:W3163058214](https://www.wikidata.org/wiki/openalex:W3163058214)  
**Source**: https://4ort.xyz/entity/impossible-staircase-vertically-real-walking-in-an-infinite-virtual-tower