@article {hilger_fruchtbiologische_1987,
	title = {Fruchtbiologische Untersuchungen an Heliotropioideae (Boraginaceae). I. Die Ontogenie der monospermen Fr{\"u}chte von <i>Heliotropium supinum</i> L.},
	journal = {Flora},
	volume = {179},
	year = {1987},
	pages = {291{\textendash}303},
	author = {HH Hilger}
}
