Toseska-Spasova, Natasa, 		Dzipunova, Biljana, 		Tosheska-Trajkovska, Katerina, 		Spasov, Zoran, 		Karafilovska, Renata, 		Ivanov, Jelena, 		Jankulovska, Marija Jankulovska, AND 		Stavreva, Natasha.
" NON-NUTRITIVE SUCKING HABIT– THUMB SUCKING" <em>Journal of Morphological Sciences</em> [Online], Volume 2 Number 1 (5 June 2019)