Loefstedt, R.E. <https://pure.iiasa.ac.at/view/iiasa/2130.html> & Sjoestedt, G. <https://pure.iiasa.ac.at/view/iiasa/2396.html>  (1996).  Environmental Aid Programmes to Eastern Europe: Area Studies and Theoretical Applications.     Aldershot: Avebury.  ISBN 1-85972-201-6