Cf. Ramakrishna (1965:153–168); James (1969:35–36); Premnath (1994:325–339); Rappaport (2002:344–370) Ramakrishna, G. (1965). Origin and Growth of the Concept of Ṛta in Vedic Literature (Doctoral Dissertation). University of Mysore. James, Edwin O. (1969). Creation and Cosmology: A Historical and Comparative Inquiry. Leiden: E. J. Brill. Premnath, D. N. (1994). "The Concepts of Ṛta and Maat: A Study in Comparison". Biblical Interpretation: A Journal of Contemporary Approaches. 2 (3): 325–339. doi:10.1163/156851594X00123. Rappaport, Roy A. (2002). Ritual and Religion in the Making of Humanity. Cambridge: Cambridge University Press. ISBN0-521-22873-5.