Wubs, A. M., Ma, Y., Heuvelink, E., & Marcelis, L. F. M. (2009). Genetic differences in fruit-set patterns are determined by differences in fruit sink strength and a source: Sink threshold for fruit set. Oxford University Press.

Wubs, A. M., Y. Ma, E. Heuvelink, and L. F. M. Marcelis. Genetic Differences in Fruit-set Patterns Are Determined By Differences in Fruit Sink Strength and a Source: Sink Threshold for Fruit Set. Oxford University Press, 2009.

Wubs, A. M., Y. Ma, E. Heuvelink, and L. F. M. Marcelis. Genetic Differences in Fruit-set Patterns Are Determined By Differences in Fruit Sink Strength and a Source: Sink Threshold for Fruit Set. Oxford University Press, 2009.