@book{9214,
	author = {Berger, Stefan,  and Braun, Siegmar, },
	title = {200 and more NMR experiments :},
	publisher = {Wiley-VCH, },
	year = {c2004},
	address = {Weinheim :},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/9957.pdf}
}