1. Recent advances in nature conservation in the Lao PDR;Berkmüller;Oryx,1995
2. Protected areas system planning and management in Lao PDR: status report to mid-1995;Berkmüller,1995
3. The impact of impoundments on the downstream fisheries and general ecology of rivers;Brooker;Advances in Applied Biology,1981
4. Les oiseaux de la Province de Savannakhet (Bas-Laos);David-Beaulieu;L'Oiseau et Recherches françaises Ornithologiques,1949
5. Les oiseaux de la Province de Savannakhet (Bas-Laos);David-Beaulieu;L'Oiseau et Recherches françaises Ornithologiques,1949