1. Multiplication of meristemic tissue—a new tissue culture system for radiata pine;Aitken-Christie,1987
2. Organization events during somatic embryogenesis;Ammirato,1987
3. Strategies for large scale manipulation of somatic embryos in suspension culture;Ammirato,1985
4. Asenjo, J. A., and O'Carroll, P. J. (1988). Physiological and biochemical engineering factors in whole plant regeneration from in-vitro cell suspension cultures. 196th ACS National Meeting. Los Angeles, CA. paper no. 110. Abstract.
5. Embryobildung durch isolierte Einzelzellen aus Gewebekuturen von Daucus carota.;Backs-Hüsemann;Protoplasma,1970