Forrest, P. (2012). The necessary structure of the all-pervading aether: Discrete or continuous? Simple or symmetric? Ontos Verlag.

Forrest, Peter. The Necessary Structure of the All-pervading Aether: Discrete or Continuous? Simple or Symmetric? Frankfurt: Ontos Verlag, 2012.

Forrest, Peter. The Necessary Structure of the All-pervading Aether: Discrete or Continuous? Simple or Symmetric? Ontos Verlag, 2012.