1. A review of the handling characteristics of agricultural slurries;Schofield;Journal of Agricultural Engineering Research,1984
2. Energy data for manure handling equipment;Safley;Transactions of the American Society of Agricultural Engineers,1982
3. Agricultural engineering aspects of farm waste aeration systems;Thaer;Translation 345, National Institute of Agricultural Engineering, Silsoe, of: Landtechnische Forschung,1971
4. Probleme der aeroben Behandlung von Flüssigmist in flüssiger Phase;Thaer;Grundlagen der Landtechnik,1978
5. Aeration and oxygen transport in biological systems—basic considerations;Gaden,1956