The following is a video that has been created to give further explanations on the Holographic Universe that has been explained by Brahma Kumari Pari in her books such as Holographic Universe: An Introduction, Grow Rich while Walking into the Golden Aged World (with Meditation Commentaries), etc.
Click on the link provided below to watch this video:
The above video explains how the visible universe is created through the holographic film/layer and hologram.