MATYAŠOVSKÝ, Ján et al. Possibilities of application of collagen coloid from secondary raw materials as modifier of polycondensation adhesives. In Key engineering materials. - Waretown : Apple Academic Press, 2014. ISBN 978-1-926895-73-4, p. 15-24. APVV-351-010. WOS. Dostupné na internete: <http://books.google.sk/books?id=Tx3lAgAAQBAJ&pg=PA23&lpg=PA23&dq=apvv-351-010&source=bl&ots=yN-nhyqk0x&sig=_vUTbi9Z2MAws5GDDrdF3MjwJJY&hl=sk&sa=X&ei=emLXU_LDFqrD0QWZ0oBY&ved=0CB4Q6AEwAA#v=onepage&q=apvv-351-010&f=false>