┼╗YGAS, Maria; JEZIERSKI, Grzegorz. PROBABLE MEAN MONTHLY, HALF-YEARLY, AND YEARLY DISCHARGES IN THE TYWA RIVER BASIN (1961-1995). Baltic Coastal Zone, [S.l.], v. 3, p. 33-40, may 1999. ISSN 1643-0115. Available at: <https://bcz.apsl.edu.pl/index.php/1/article/view/78>. Date accessed: 15 aug. 2022.