1. 1997-03-04 [1] [R] still spss r-help Margarida =?i 2. 1997-03-04 [1] [R] spss r-help Margarida =?i 3. 1997-03-04 [1] [R] read.spss r-help Margarida =?i 4. 1997-03-01 [1] [R] dsn r-help Margarida =?i