1. Study results of different vestibuloplasty methods;Ackermann;Deutsche Zahnärztliche Zeitschrift,1980
2. Periodontal conditions of sites treated with gingival-augmentation surgery compared to untreated contralateral homologous sites: a 10- to 27-year long-term study;Agudio;Journal of Periodontology,2009
3. Comparative linear study of different techniques for atrophic residual ridge augmentation;Aimar De Irazuzta;Journal of Dental Research,1996
4. Akcali , A. Schneider , D. Unlu , F. Kose , T. Hammerle , C.H.F. 2012 Soft tissue augmentation of ridge defects using two different methods
5. Difference in the clinical outcome between anterior and posterior palatal mucosa as donor site for soft tissue grafting;Aufderheide;Journal of Dental Research,1998