C. Plug

发表

The Registered Distance of the Celestial Sphere: Some Historical Cross-Cultural Data

C. Plug, 1989, Perceptual and motor skills.

Celestial Vault and Sphere

C. Plug, 2014 .

Weskoppies Hospital, founded 1892--the early years.

J. Roos, C. Plug, 1992, South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde.

MNI Counts as Estimates of Species Abundance

I. Plug, C. Plug, 1990 .

The Training of South African Psychologists: Summary of Findings of the PASA Council Committee for Training

C. Plug, T.W. Bodley van der Westhuyzen, 1987 .

Subjective and Objective Symmetry in Perception of Form

C. Plug, 1977, Perceptual and motor skills.

Cross-cultural investigation of the validity of Erikson's theory of personality development.

C. Plug, R. Ochse, 1986 .

Southern African science in the year 1909 - 100n

C. Plug, 2009 .

Measuring the Efficiency of Proofreading

C. Plug, 1988 .