http://ktp.isam.org.tr/pdfdrg/D00033%5C1998_c34%5C1998_c34_2/1998_c34_2_TETIKH.pdf
https://www.jasstudies.com/Makaleler/798363971_17-Yrd.%20Do%C3%A7.%20Dr.%20Mustafa%20%C3%96NDER.pdf
https://dergipark.org.tr/download/article-file/235536