https://laughingsquid.com/an-in-depth-look-at-why-filmmakers-choose-the-aspect-ratios-they-do/
"Aspect Ratio: Which Should You Choose?" is a video by Now You See It that takes an in-depth look at why filmmakers choose the aspect ratios they do, and
depthlookfilmmakerschooseaspect
https://support.google.com/youtube/answer/6375112?hl=en&ref_topic=9257782
YouTube displays videos with different aspect ratios based on the platform and video format. The YouTube video player automatically adapts to the size of each...
video resolutionaspect ratiosyoutube helpcomputer
https://www.osti.gov/biblio/868662
A method for making graphite flakes of high aspect ratio by the steps of providing a strong concentrated acid and heating the graphite in the presence of the...
aspect ratiosmethodproducingthingraphite