F. Ferrer

Ultrastructural Study of the Early Development of the Sheep Embryo

C. García, J. Villar, M. Arias, 1995, Anatomia, histologia, embryologia.

Biological control of agricultural insect pests in Venezuela; advances, achievements, and future perspectives

F. Ferrer, 2001 .

Biological control in Venezuela.

C. Vásquez, Joaquín Sánchez, F. Ferrer, 2020 .