Ziemelis I, Šķēle A, Putāns H, Iljins U, Putāns A. VOLTAGE REGULATORS FOR LOCAL HEATING OF PIGLETS. ETR [Internet]. 2001 Jun. 20 [cited 2024 May 6];1:229-35. Available from: https://journals.ru.lv/index.php/ETR/article/view/1967