Symmetrical components : as applied to the analysis of unbalanced electrical circuits /

por Wagner, C. F., Wagner, C. F., Evans, R. D.
Publicado 1961

Symmetrical components as applied to the analysis of unbalanced electrical circuits

por Wagner, Charles F.
Publicado 1963

Genetic merit for fertility traits in Holstein cows : I. Production characteristics and reproductive efficiency in a pasture-based system. /