//-->
Variable addition and Lagrange multiplier tests for linear and logarithmic regression models : theory and Monte Carlo evidence
Godfrey, L. G., (1986)
The estimation of nonstationary transition probabilities
Dent, Warren T., (1973)
Contrained l1 estimation via geometric programming
Dinkel, John J., (1981)
Optimum stratified sampling using prior information
Ericson, W. A., (1965)
Optimal allocation in stratified and multistage samples using prior information
Ericson, W. A., (1968)