@book{11470,
	author = {Gupta, B.D},
	title = {Mathematics Physics},
	publisher = {Vikas Publishing House},
	address = {New Dehli},
	edition = {3rd},
	url = {https://libgen.is/book/index.php?md5=1D7E37765DD9F5834CABBCF527758F6B}
}