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Citation: Aj. Leonardi et G. Worthey, Evidence for a young stellar population in NGC 5018, ASTROPHYS J, 534(2), 2000, pp. 650-659

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Citation: Sc. Trager et al., The stellar population histories of early-type galaxies. II. Controlling parameters of the stellar populations, ASTRONOM J, 120(1), 2000, pp. 165-188

Authors: Trager, SC Faber, SM Worthey, G Gonzalez, JJ

Citation: Sc. Trager et al., The stellar population histories of local early-type galaxies. I. Population parameters, ASTRONOM J, 119(4), 2000, pp. 1645-1676

Authors: Henry, RBC Worthey, G

Citation: Rbc. Henry et G. Worthey, The distribution of heavy elements in spiral and elliptical galaxies, PUB AST S P, 111(762), 1999, pp. 919-945