Heide, E. van der, & Schipper, D.J. (2004). On the Frictional Heating in Single Summit Contacts: Towards Failure at Asperity Level in Lubricated Systems. Journal of tribology (ISSN 0742-4787) 126 (2), 275-280.

Kerkwijk, B., Garcia-Curiel, M.M. de la Luz, Zyl, W.E. van, Winnubst, A.J.A., Mulder, E.J., Schipper, D.J., & Verweij, H. (2004). Friction behaviour of solid oxide lubricants as second phase in alpha-Al2O3 and stabilised ZrO2 composites. Wear (ISSN 0043-1648) 256, 182-189.

Masen, M.A., & Rooij, M.B. de (2004). Abrasive wear between rough surfaces in deep drawing. Wear (ISSN 0043-1648) 256, 639-646.

Pasaribu, H.R., & Schipper, D.J. (2004). Deterministic friction model of a rough surface sliding against a flat layered surface. Tribology letters (ISSN 1023-8883) 17 (4), 967-976.

Pasaribu, H.R., Sloetjes, J.W., & Schipper, D.J. (2004). The transition of mild to severe wear of ceramics. Wear (ISSN 0043-1648) 256, 585-591.

Winnubst, A.J.A., Ran, S., Wiratha, K.W., Blank, D.H.A., Pasaribu, H.R., Sloetjes, J.W., & Schipper, D.J. (2004). A wear-resistant zirconia ceramic for low friction application. Key engineering materials (ISSN 1013-9826) 264-268, 809-812.