Ordorica M
Rev Mex Sociol. 1993 Jan-Mar;55(1):3-16.
"The purpose of this study is to adjust a mathematical function to population development in Mexico between 1940 and 1990 and to measure the degree of congruity between information from population censuses and statistics. The open expologistical function accurately reproduces the development of birth, death and international migration rates." (SUMMARY IN ENG)