Sourcebook of Alternative Technologies for Freshwater Augmentation in East and Central Europe (UNEP-IETC, 1998): Part B - Alternative technologies: 3. Wastewater treatment technologies and reuse:3.1 Ozone (electro-plasma) wastewater treatment

Sourcebook of Alternative Technologies for Freshwater Augmentation in East and Central Europe (UNEP-IETC, 1998): Part B - Alternative technologies: 3. Wastewater treatment technologies and reuse:3.8 Land treatment using trees

Culture, Environment, and Food to Prevent Vitamin A Deficiency (INFDC, 1997, 208 p.): Part II. Creating the protocol:3. Theory and process: The methods

Water for Urban Areas (UNU, 2000, 243 p.): 6. Wastewater management and reuse in mega-cities:Health and regulatory requirements

Simple Methods for the Treatment of Drinking Water (GTZ, 1985, 78 p.): 3. Technologies:3.1 Introduction

Comparative Study of Solar and Sun Drying of Fish in Ecuator (NRI):Section 1 - Equipment and methods

Sourcebook of Alternative Technologies for Freshwater Augmentation in some Asian Countries (UNEP-IETC, 1998): Part B - Technology profiles: 2. Wastewater treatment and reuse technologies:2.6 Other technologies of wastewater treatment and reuse