Rehbein Jochen Rehbein & Ehlich Konrad Ehlich 
Augenkommunikation [PDF ebook] 
Methodenreflexion und Beispielanalyse

The book sketches a systematics of non-verbal communication. It contains the following separate chapters: movement potential and expression repertoire; clinical literature on the eye’s movement potential; eye movement viewed from the perspective of communicative action; eye communication as part of non-verbal communication; detailed analysis of deliberate avoiding the addressee’s eye focus.