"Agricultural Biotechnology"(PDF). cornell.edu. PBS, ABSP II, US Agency for International Development. 2004. Retrieved 1 December 2016.
doi.org
De Beuckeleer, Mariani; De Beuckeleer, Celestina; De Beuckeleer, Marc; Truettner, Jessie; Leemans, Jan; Goldberg, Robert (1990). "Induction of Male Sterility in Plants by a Chimaeric Ribonuclease Gene". Nature. 437.6295 (6295): 737–41. Bibcode:1990Natur.347..737M. doi:10.1038/347737a0. hdl:2066/17394. S2CID2755373.
De Beuckeleer, Mariani; De Beuckeleer, Celestina; De Beuckeleer, Marc; Truettner, Jessie; Leemans, Jan; Goldberg, Robert (1990). "Induction of Male Sterility in Plants by a Chimaeric Ribonuclease Gene". Nature. 437.6295 (6295): 737–41. Bibcode:1990Natur.347..737M. doi:10.1038/347737a0. hdl:2066/17394. S2CID2755373.
harvard.edu
ui.adsabs.harvard.edu
De Beuckeleer, Mariani; De Beuckeleer, Celestina; De Beuckeleer, Marc; Truettner, Jessie; Leemans, Jan; Goldberg, Robert (1990). "Induction of Male Sterility in Plants by a Chimaeric Ribonuclease Gene". Nature. 437.6295 (6295): 737–41. Bibcode:1990Natur.347..737M. doi:10.1038/347737a0. hdl:2066/17394. S2CID2755373.
De Beuckeleer, Mariani; De Beuckeleer, Celestina; De Beuckeleer, Marc; Truettner, Jessie; Leemans, Jan; Goldberg, Robert (1990). "Induction of Male Sterility in Plants by a Chimaeric Ribonuclease Gene". Nature. 437.6295 (6295): 737–41. Bibcode:1990Natur.347..737M. doi:10.1038/347737a0. hdl:2066/17394. S2CID2755373.