Jirí Matousek, Jaroslav Nesetril. Invitation to Discrete Mathematics (2. ed.). Oxford University Press, 2009.
@book{0023190, title = {Invitation to Discrete Mathematics (2. ed.)}, author = {Jirí Matousek and Jaroslav Nesetril}, year = {2009}, researchr = {https://researchr.org/publication/0023190}, cites = {0}, citedby = {0}, publisher = {Oxford University Press}, isbn = {978-0-19-857042-4}, }