UZUN, YUSUF, HUSEYIN GENCCELEP, YUSUF TUNCTURK, and KENAN DEMIREL. 2010. “Determination of Protein and Nitrogen Fractions of Wild Edible Mushrooms”. Asian Journal of Chemistry 21 (4):2769-76. https://asianpubs.org/index.php/ajchem/article/view/12383.