TY  - BOOK
AU  - Buckley, Fred,
AU  - Harary,Frank
TI  - Distance in graphs
SN  - 0201095912
AV  - QA166 B83
PY  - 1990///
CY  - Redwood city, california
PB  - Addison-wesley
KW  - Teoría de grafos
ER  -