@book{37738,
	author = {Raigorodskii, Andrei M. and Raigorodskii, Andrei M.},
	title = {Discrete mathematics and applications /},
	publisher = {Springer,},
	year = {c2020.},
	address = {Switzerland:},
	note = {Purchased under NBHM grant for the year 2023-2024}
}