HOLMSTROM, Sami; Pitkanen, Juha-Pekka (6 May 2021). "Strains and processes for single cell protein or biomass production". (note: patent FI129574B describes a different, genetically-modified strain, which does not match the company's non-GMO claim. US20240218315A1, which is newer, also focuses on VTT-E-193585.)
Elina Saarinen (2023-01-11). "Yli 60 miljoonaa vihreän vedyn hankkeille" [More than 60 million for green hydrogen projects]. Uusiouutiset (in Finnish). Retrieved 2023-02-21.