Characterization of Porous Solids and Powders: Surface Area, Pore Size and Density
http://www.amazon.com/exec/obidos/ASIN/1402023022/quantachrome-20/103-3931028-2237438
http://www.amazon.com/exec/obidos/ASIN/1402023022/quantachrome-20/103-3931028-2237438