@article {16215,
	title = {Repertorium Specierum Novarum Regni Vegetabilis},
	year = {1929},
	author = {H.Wolff}
}
@article {16214,
	title = {Repertorium Specierum Novarum Regni Vegetabilis},
	year = {1930},
	author = {H.Wolff}
}
@book {15628,
	title = {Acta Horti Gothoburgensis},
	volume = {2},
	year = {1925},
	author = {H.Wolff}
}
