TY  - BOOK
AU  - Nishizeki, T.
AU  - Chiba, Norishige,
TI  - Planar graphs: Theory and algorithms 
T2  - Annals of discrete mathematics
SN  - 0444702121
AV  - QA166 N57
PY  - 1988///
CY  - Amsterdam ; new york
PB  - North-holland
KW  - Algoritmos
KW  - Teoría de grafos
ER  -