Øilo, G. Sealing and retentive ability of dental luting cements.The present summary and the following papers (I—VIII) are submitted in partial fulfillment of the requirements for the degree of Doctor Odonto-logiae at the University of Oslo.I Linear dimensional change during setting of a zinc phosphate cement. A methodological study. J. Oral Rehabil. 1975, 2, 179–185II Linear dimensional changes during setting of two polycarboxylate cements. J. Oral Rehabil. 1976, 3, 161–166III Linear dimensional changes of three luting agents. J. Oral Rehabil. 1977, 4, 395–399Coauthor: E. AmbjeirnsenIV Adaption of luting cements to enamel, dentin and restorative material. Acta Odontol. Scand. 1978, 36, 149–156V Extent of slits at the interface between luting, cements and enamel, dentin and alloy. Acta Odontol. Scand. 1978, 36, 257–261VI Adhesive bonding of dental luting cements: Influence of surface treatment. Acta Odontol. Scand. 1978, 36, 263–270VII Stresslstrain behaviour of some dental luting cements. Acta Odontol. Scand. 1978, 36, 45–49Co-author: S. EspevikVIII The influence of surface roughness on the retentive ability of two dental luting cements. I. Oral Rehabil. 1978, in pressCo-author: K. Dreyer JørgensenThese papers are referred to as Papers I—VIII in the present summary. Other papers are referred to in normal manner.