Aasaru, Heikki (24 February 2009). "Miinijahtija Ugandi jõudis Eestisse" [The minehunter Ugandi arrives in Estonia]. ERR (in Estonian). Retrieved 17 March 2019.
Luts, Priit (15 November 2011). "Aasta ohvitser on vanemleitnant Villu Klesmann" [The officer of the year is Lieutenant Senior Grade Villu Klesmann]. ERR (in Estonian). Retrieved 17 March 2019.