Aboltins A, Pikulins D, Grizans J, Tjukovs S. Piscivorous Bird Deterrent Device Based on a Direct Digital Synthesis of Acoustic Signals. ELEKTRON ELEKTROTECH [Internet]. 2021Dec.14 [cited 2024Apr.26];27(6):42-8. Available from: https://eejournal.ktu.lt/index.php/elt/article/view/28977