Special issue : Environment administration view '93.For real popularization and fixing of combined disposal clarificaiton tanks
特集'93環境行政展望 合併処理浄化槽の本格的な普及と定着に向けて

Soutaro YOSHIOKA
1993 Journal of Environmental Conservation Engineering  
doi:10.5956/jriet.22.43 fatcat:ehj5ufxkw5dsbfy3jngxatavri