Zdroje
- http://www.sportgymke.sk/informa/etika_software.pdf
- https://sk.wikipedia.org/wiki/Public_domain
- https://sk.wikipedia.org/wiki/Multilicencia
- https://sk.wikipedia.org/wiki/Shareware
- https://referaty.aktuality.sk/shareware-freeware-trialware/referat-12847
- https://sk.wikipedia.org/wiki/Freeware
- https://sk.wikipedia.org/wiki/Adware
- https://translate.google.sk/translate?hl=sk&sl=en&u=https://www.avast.com/c-adware&prev=search
- https://cs.wikipedia.org/wiki/Open-source_licence
- https://sk.wikipedia.org/wiki/Open_source
- https://sk.wikipedia.org/wiki/Open-source_softv%C3%A9r
- https://soft-firma.webnode.sk/upgrade/
- http://www.zszohor.edu.sk/zskarlovka/siesta/autorske.pdf
- https://sk.wikipedia.org/wiki/Closed_source
- http://www.informatika-softver.weblahko.sk/Softverova-firma.html
- http://referaty.atlas.sk/ostatne/informatika/23536/licencia-komercny-softver-volny-softver
- https://etika-pravo.webnode.sk/etika/autorske-prava-na-zdroje-na-webe/
- https://www.zones.sk/studentske-prace/informatika/7744-autorske-prava-licencie-legalny-softver/