@article {1343,
	title = {New sources of ergoline alkaloids within the genus <i>Ipomoea</i>},
	journal = {Biochemical Systematics and Ecology},
	volume = {21},
	number = {4},
	year = {1993},
	pages = {455-461},
	author = {Amor Prats, D. and Harborne, J. B.}
}
