M. Turelli and N. H. Barton, “Dynamics of polygenic characters under selection,” Theoretical Population Biology, vol. 38, no. 1. Academic Press, pp. 1–57, 1990.
LibreCat: https://research-explorer.ista.ac.at/record/3649
DOI: 10.1016/0040-5809(90)90002-D

N. H. Barton, “Pleiotropic models of quantitative variation,” Genetics, vol. 124, no. 3. Genetics Society of America, pp. 773–782, 1990.
LibreCat: https://research-explorer.ista.ac.at/record/3651
DOI: 10.1093/genetics/124.3.773 
PMID: 2311921

H. Edelsbrunner and M. Sharir, “A hyperplane Incidence problem with applications to counting distances,” in Proceedings of the International Symposium on Algorithms, Tokyo, Japan, 1990, vol. 450, pp. 419–428.
LibreCat: https://research-explorer.ista.ac.at/record/4067
DOI: 10.1007/3-540-52921-7_91

H. Edelsbrunner, L. Guibas, and M. Sharir, “The complexity of many cells in arrangements of planes and related problems,” Discrete &; Computational Geometry, vol. 5, no. 1. Springer, pp. 197–216, 1990.
LibreCat: https://research-explorer.ista.ac.at/record/4066
DOI: 10.1007/BF02187785

H. Edelsbrunner, L. Guibas, and M. Sharir, “The complexity and construction of many faces in arrangements of lines and of segments,” Discrete &; Computational Geometry, vol. 5, no. 1. Springer, pp. 161–196, 1990.
LibreCat: https://research-explorer.ista.ac.at/record/4072
DOI: 10.1007/BF02187784