https://www.schoollife.org.ua/lyst-ministerstva-osvity-i-nauky-ukrayiny-vid-03-07-2018-r-1-9-415-shhodo-vyvchennya-u-zakladah-zagalnoyi-serednoyi-osvity-navchalnyh-predmetiv-u-2018-2019-navchalnomu-rotsi/
https://28082018.blogspot.com/p/blog-page_2.html