If you are looking for specific peer-reviewed documents, you should search specialized repositories:
: Both support Dolby Atmos , which is the modern successor to 5.1. If you have a 5.1 receiver, these apps will usually "fold down" the Atmos mix into a perfect 5.1 output. 5.1 Surround Music Download
Finding high-res surround downloads is trickier than using Spotify, but the following stores are the gold standard. If you are looking for specific peer-reviewed documents,
When downloading, you will likely encounter these three formats: 5.1 Surround Music Download