„Parachuting”. Архивирано из оригинала 17. 11. 2015. г. (on Aero.com): "Like his countryman's concept, Veranzio's seems to have remained an idea only. Though his idea was greatly publicized, no evidence has been found that there ever was a homo volans of his or any other time who tested and proved Veranzio's plan."
Bogdanski, René. The Croatian Language by Example. As an example for Diachronic analysis: One of his most important inventions, is, without doubt, the parachute, which he experimented and tested on himself, by jumping off a bridge in Venice. As documented by the English bishop John Wilkins (1614–1672) 30 years later, in his book Mathematical Magic published in London in 1648.
„Parachute”. Архивирано из оригинала 20. 01. 2012. г. on 321chutelibre (in French)
„Parachuting”. Архивирано из оригинала 17. 11. 2015. г. (on Aero.com): "Like his countryman's concept, Veranzio's seems to have remained an idea only. Though his idea was greatly publicized, no evidence has been found that there ever was a homo volans of his or any other time who tested and proved Veranzio's plan."
