Öner, Ebru Toksoy; Hernández, Lázaro; Combie, Joan (September 2016). "Review of Levan polysaccharide: From a century of past experiences to future prospects". Biotechnology Advances. 34 (5): 827—844. doi:10.1016/j.biotechadv.2016.05.002. ISSN0734-9750. PMID27178733.
Öner, Ebru Toksoy; Hernández, Lázaro; Combie, Joan (September 2016). "Review of Levan polysaccharide: From a century of past experiences to future prospects". Biotechnology Advances. 34 (5): 827—844. doi:10.1016/j.biotechadv.2016.05.002. ISSN0734-9750. PMID27178733.
Öner, Ebru Toksoy; Hernández, Lázaro; Combie, Joan (September 2016). "Review of Levan polysaccharide: From a century of past experiences to future prospects". Biotechnology Advances. 34 (5): 827—844. doi:10.1016/j.biotechadv.2016.05.002. ISSN0734-9750. PMID27178733.