• Bioelemendid keskkonnatervise riskiteguritena Eestis : [ettekande teesid]Silla, Raiot; Viitak, Anu; Teoste, M.; Ostrat, A.Üle-eestiline teaduskonverents "Tervise edendamine Eestis", 17.-18. aprill 1997. a. : konverentsi ettekannete teesid1997 / lk. 54
• Biometallide sisaldus Eesti linnaelanike vereseerumisViitak, Anu; Muzõka, Vladimir; Bogovski, SergeiEesti Arst2004 / 9, lk. 631 https://artiklid.elnet.ee/record=b1047517*est
• Densification of the eggshell powder by spark plasma sinteringShukla, Riddhi Hirenkumar; Rathinavelu, Sokkalingam; Kollo, Lauri; Prashanth, Konda GokuldossGraduate School of Functional Materials and Technology (GSFMT) Scientific Conference : abstracts2022 / 56 l. https://fmtdk.ut.ee/wp-content/uploads/2022/05/Conference-book-of-abstracts-2022.pdf
• The modified methods of determination of bioelements in blood serum of Estonian people by the method of AASViitak, Anu; Fuchs, Kristiina; Kaljurand, Mihkel; Treumann, Maili; Lahne, RiinaIMA'03 : 3rd International Conference : Instrumental Methods of Analysis Modern Trends and Applications : 23-27 September 2003, Thessaloniki, Greece : conference proceedings2003 / p. 230-233 : ill