“…Nucleogenetic isotopic anomalies were also found in different elements of Allende and other mete orites (e.g., reviews by Begemann, 1980Begemann, , 1993Lavrukhina, 1980;Clayton, 1981;Lee, 1988). The nucleosynthesis hypothesis for Xe-X was finally adopted (Lewis et al, 1983a(Lewis et al, , 1983bLugmair et al, 1983;Swart, 1983), but not the suggestion of local element synthesis (Manuel and Sabu, 1975, 1977, 1981Lavrukhina, 1980) and formation of the solar system from a single supernova.…”