University of Oulu. “Prospecting for gold in spruce trees.” Nanowerk, 6 October 2025, https://www.nanowerk.com/nanotechnology-news3/newsid=67821.php.
University of Oulu. (2025, October 6). Prospecting for gold in spruce trees. Nanowerk. https://www.nanowerk.com/nanotechnology-news3/newsid=67821.php
University of Oulu, “Prospecting for gold in spruce trees,” Nanowerk, October 6, 2025, https://www.nanowerk.com/nanotechnology-news3/newsid=67821.php.
