Domagała, J., Dziewulska, K., Kirczuk, L., & Pilecka-Rapacz, M. (2016). Sexual Cycle of the Blue Bream (Ballerus ballerus) from the Lower Oder River and Dąbie Lake (NW Poland). Turkish Journal of Fisheries and Aquatic Sciences, 16, 819-829. http://doi.org/10.4194/1303-2712-v16_4_08