Paper  bibtex   

@article{folorunso_numerical_2013,
	title = {Numerical taxonomy of some {Ipomoea} ({Linn}.) species in {South}-{West} {Nigeria}},
	volume = {15},
	url = {https://www.ajol.info/index.php/ijs/article/view/131395/120990},
	language = {English},
	number = {1},
	journal = {Ife Journal of Science},
	author = {Folorunso, Abayomi Ezekiel and Illoh, H.C. and Olorungbeja, J.A.},
	year = {2013},
	pages = {63--74},
}