1.
Iljins U, Ziemelis I, Putāns H, Šķēle A, Navickas J. Optimization of the Parameters of Solar Water Heating System. ETR [Internet]. 2006 Jun. 26 [cited 2024 Dec. 22];1:353-8. Available from: https://journals.ru.lv/index.php/ETR/article/view/1994