Sadowsky, P. L.Retief, D. H.2016-04-012016-04-011976Sadowsky, P. L., Retief, D. H. 1976. The effects of the acid etch and direct bonding technique in orthodontics on enamel surface topography. Journal of the dental association of South Africa; 31(10):509-513http://hdl.handle.net/10539/20158PKenOrthodonticsDental BondingAcid Etching, DentalArticle