The Five Dimension Space-Time Universe; A creation and grand unified field theory model
K.W. Wong,Gisela A. M. Dreschhoff,Hogne Jungner
(2014)
The Five Dimension Space-Time Universe; A creation and grand unified field theory model: pp.
35-38.
Chapter 5: 5D Space-Time Metric, Chronology, Causality and Order of Projection Operations