1  1983-09-13.39  Weidenschilling et al. (1987) 
 2  1983-09-14.22  Weidenschilling et al. (1987) 
 3  1983-10-14.27  Zeigler & Florence (1985) 
 4  1983-10-14.28  Zeigler & Florence (1985) 
 5  1983-10-14.32  Zeigler & Florence (1985) 
 6  1983-10-14.25  Zeigler & Florence (1985) 
 7  1983-10-14.26  Zeigler & Florence (1985) 
 8  1983-10-15.35  Weidenschilling et al. (1987) 
 9  1983-10-16.33  Weidenschilling et al. (1987) 
10  1983-11-11.20  Weidenschilling et al. (1987) 
11  1983-11-12.29  Weidenschilling et al. (1987) 
12  1983-11-13.26  Weidenschilling et al. (1987) 
13  1985-02-11.34  Weidenschilling et al. (1987) 
14  1985-02-12.26  Weidenschilling et al. (1987) 
15  1987-06-16.28  Weidenschilling et al. (1990) 
16  1987-06-17.29  Weidenschilling et al. (1990) 
17  1988-12-21.32  Weidenschilling et al. (1990) 
18  1991-04-22.17  Hainaut-Rouelle et al. (1995) 
19  1991-04-24.18  Hainaut-Rouelle et al. (1995)