1. Sensitive colorimetric methods for the estimation of esterases and organophosphates;Van Asperen;Mededelingen Landbouwhogeschool Opzoekingsta. Staat Gent,1962
2. A contribution to the histochemical demonstration of some hydrolytic and oxidative enzymes in plants;Benes;Histochemie,1961
3. Identification of some soluble esterases of the carrot;Carino;Phytochemistry,1968
4. Glutamate dehydrogenase from pumpkin cotyledons;Chou;Plant Physiology,1972
5. Leaf esterase isozymes in Avena and their relationship to the genomes;Craig;Can. J. Genet. Cytol.,1972