1. Darcy, H. P. G., Les Fontaines Publiques de la Ville de Dijon. Dalmont, Paris, 1856.
2. Uber die kapillare Leitung des Wassers in Boden;Kozeny;Sitzungsberichte Akademie der Wissenschaft Wien Math-naturw.,1927
3. Fluid flow through a granular bed;Carman;Trans. Institute of Chemical Engineers (London),1937
4. The resistance of packing to fluid flow;Blake;Trans. American Institute of Chemical Engineers,1922
5. Liquid flow through aligned fibre beds;Williams;Polymer Engineering and Science,1974