Kuntz, M.(1992). Identification of a cDNA for the plastid‐located geranylgeranyl pyrophosphate synthase from Capsicum annuum: Correlative increase in enzyme activity and transcript level during fruit ripening. The Plant Journal, 2(1), 25-34. doi:10.1111/j.1365-313x.1992.00025.x

Kuntz, M. "Identification of a CDNA for the Plastid‐located Geranylgeranyl Pyrophosphate Synthase From Capsicum Annuum: Correlative Increase in Enzyme Activity and Transcript Level During Fruit Ripening". The Plant Journal, 2.1 ( 1992 ): 25-34.