# Traversable wormholes with vanishing sound speed in f(R) gravity

> Research article (The European Physical Journal Plus, 2021) · cited 74× · AI/ML

**Wikidata**: [openalex:W3117583157](https://www.wikidata.org/wiki/openalex:W3117583157)  
**Source**: https://4ort.xyz/entity/traversable-wormholes-with-vanishing-sound-speed-in-f-r-gravity