| Gardner DJ, Tze WT, Shi SQ 1999. "Surface energy characterization of wood particles by contact angle analysis and inverse gas chromatography", Advances in Lignocellulosics Characterization: 263-293. |

| Gardner DJ, Tze WT, Shi SQ 1999. "Surface energy characterization of wood particles by contact angle analysis and inverse gas chromatography", Advances in Lignocellulosics Characterization: 263-293. |