2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/3330We present a preliminary analysis of HST-WFPC2 observations of globular cluster systems in the two brightest galaxies, UGC 9799 (cD) and NGC 1129 (non-cD), located in the center of rich clusters.3 pages, 2 figures, uses IAU207_pasp.sty and psfig.sty To appear in the proceedings of IAU Symp. 207, "Extragalactic Star Clusters", eds. E. Grebel, D. Geisler, and D. MinnitiAstrophysicsA Comparative Study of Globular Cluster Systems in UGC 9799 and NGC 1129text