Waerhaug, J. : The Gingival Pocket. Anatomy, Pathology, Deepening, and Elimination, Odont. Tidskr.60: supp. 1, 1952.
2.
Waerhaug, J. : Tissue Reaction Around Artificial Crowns, J. Periodont. 24: 172, 1953.
3.
Waerhaug, J. , and Steen, E.: The Presence or Absence of Bacteria in Gingival Pockets and the Reaction in Healthy Pockets to Certain Pure Cultures, Odont . Tidskr. 60: 1, 1952.
4.
Waerhaug, J. : Enamel Cuticle, J. D. Res. 35: 313, 1955.