Sferna ogledala

http://www.df.uns.ac.rs/files/200/tatjana_buletinac_master_rad_www_(f1-100).pdf

https://jelenakalderon.wordpress.com/2015/11/22/ogledala-zadaci/

https://svejefizika.wordpress.com/video-8/sferna-ogledala/

https://jelenakalderon.wordpress.com/2015/10/11/sferna-ogledala-konstrukcija-likova-predmeta/

http://www.racunarska-grafika.com/attachments/article/136/Boje%20i%20osvetljenost%20-%20racunski%20problemi,%20II%20deo.pdf