TY  - BOOK
AU  - Lindner C C Ed.
AU  -  Rosa A Ed.
TI  - Topics on steiner systems
T2  - Annals Of discrete mathematics 7; 7
U1  - B44, M01 
PY  - 1980///
CY  - Amsterdam
PB  - North-Holland         
KW  - Steiner systems
ER  -