@book{15780,
	author = {Bressoud, David||Ghedamsi, Imène||Martinez-Luaces, Victor||Törner, Günter},
	title = {Teaching and Learning of Calculus},
	url = {https://library.oapen.org/bitstream/20.500.12657/27707/1/1002299.pdf||https://library.oapen.org/bitstream/20.500.12657/27707/1/1002299.pdf||https://library.oapen.org/bitstream/20.500.12657/27707/1/1002299.pdf}
}