| CombS | The Combinatory Method (s) for the construction of rectangular PBIB designs |
| GPBIB4A | Generalized rectangular right angular (4) design with lambda4 = 0 |
| GPBIB4B | Generalized rectangular right angular (4) design with lambda4 not equal to 0 |
| GPBIB5 | Generalized rectangular right angular (5) design. |
| GPBIB7A | Generalized rectangular right angular (7) design with lambda(i) equal to lamda(i+4) (i=1,...,4) |
| GPBIB7B | Generalized rectangular right angular (7) design with distinct lambda(i) (i=1,...,7) |
| UType | U-type design via some PBIB designs |