1. Oddity discrimination learning as a function of the number of dimensions along which the correct stimulus is odd;Croll,1967
2. distribution-free k-sample test against ordered alternatives;Jonckheere;Biometrika,1954
3. Design and analysis of experiments in psychology and education;Lindquist,1953
4. Simultaneous and successive discrimination learning in children;Lipsitt;Child Development,1961
5. Methods of training successive and conditional discriminations;Lubker;Child Development,1967