On the Ternary Relation and Conditionality
Graham Priest & Richard Sylvan Routley & JC Beall & Ross Brady & J. Michael Dunn & A. P. Hazen & Edwin Mares & Robert K. Meyer & Greg Restall & David Ripley & John Slaney
Dancing With Systems
Donella Meadows
Logical Investigations, Volume 1
Edmund Husserl
Mind-Energy, lectures and essays
Henri Bergson