Teofilovski, Aco.
" <i>Anchusa stylosa</i> subsp. <i>spruneri</i> (Boraginaceae) and <i>Dipsacus pilosus</i> (Dipsacaceae) - new in the flora of North Macedonia" <em>Acta Musei Macedonici Scientiarum Naturalium</em> [Online], Volume 22 Number 1 (28 December 2019)