1. Functions of Plant Secondary Metabolites and their Exploitation in Biotechnology;Wink,1999
2. Advances in the chemistry of antibiotic substances from higher plants;Tschesche,1971
3. The chemistry and biological significance of saponins in food and feedingstuffs;Price;CRC Crit. Rev. Food Sci. Nutr.,1987
4. Saponins. Chemistry and Pharmacology of Natural Products;Hostettmann,1995
5. Fungal resistance to plant antibiotics as a mechanism of pathogenesis;Morrissey;Microbiol. Mol. Biol. Revs.,1999