Random coefficient regression models using the Legendre polynomials, modified Jacobi...

Development of an object library for use in mathematical and statistical program...

Variance and linear covariance analyses for an unbalanced two-way classification

On a linear model to switchback trials in designed ramdomized blocks

Analysis of linear mixed models with one quantitative and one ordinal qualitative...

Estimation of treatments means contrasts, in a random blocks model, using the classical...

Fractional polynomials and Littell and Mott design in plant mineral nutrition as...

Statistical valuation of properties of the Mitscherlich’ s second law

Some aspects of the mitscherlichs second law and the quadratic regression equation...

Sampling method for the number of fruits per citrus tree