TY  - BOOK
AU  - Fujita, Takaaki
AU  - Yamazaki, Koichi
TI  - Discrete mathematics
SN  - 9781642245349
U1  - 511 
PY  - 2020///
CY  - Lewes Delaware, United States of America
PB  - Excelic Press LLC
N1  - Includes bibliographical references and index
ER  -