Tozluoğlu, A. “The Effects of Boron Derivatives As Pretreatment Chemicals for Biodegradation of Sunflower Stalks”. Maderas-Cienc Tecnol, vol. 18, no. 4, Oct. 2016, pp. 663-76, https://revistas.ubiobio.cl/index.php/MCT/article/view/2563.