Guidelines on sustainable human settlements planning and management / prepared by S. Tsenkova (Bulgaria), J. Markvart (Czech Republic), U. Christiansen (Denmark), J. Lass (Estonia), M. Lujanen (Finland), B. Duhem (France), A. Schmitz (Germany), G. Tsekouras (Greece), A. Wallace Baibas (Greece), U. Ellefsen (Norway), L. Ianasi (Romania), I. Maslennikov (Russian Federation), M. Paskova (Slovakia), B. Olofsdotter (Sweden), A. Viaro (Switzerland).