# Anisotropic spheres via embedding approach in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline" id="d1e6945" altimg="si8.svg"> <mml:mrow> <mml:mi mathvariant="script">R</mml:mi> <mml:mo linebreak="goodbreak" linebreakstyle="after">+</mml:mo> <mml:mi>β</mml:mi> <mml:msup> <mml:mrow> <mml:mi mathvariant="script">R</mml:mi> </mml:mrow> <mml:mrow> <mml:mn>2</mml:mn> </mml:mrow> </mml:msup> </mml:mrow> </mml:math> gravity with matter coupling

> Research article (Physics of the Dark Universe, 2020) · cited 52× · AI/ML

**Wikidata**: [openalex:W3101836490](https://www.wikidata.org/wiki/openalex:W3101836490)  
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