Genel

10 https://blog.uni-koeln.de/saltuerk/2018/12/02/hayatimiza-yoen-veren-koku/  

9 https://studylibtr.com/doc/655445/tutum-de%C4%9Fi%C5%9Fikli%C4%9Fi?ysclid=ma55out96i463526288  

8 https://pmc.ncbi.nlm.nih.gov/articles/PMC2995855/?utm  

7 https://dergipark.org.tr/tr/download/article-file/1495202  

6 https://dergipark.org.tr/tr/download/article-file/273610  

5 https://baskentpostasi.com/sag-yanaginizi-gosterin-zeki-gorunmenin-sirri?ysclid=mirc6nwey6741662610