Trachelomonas species as the main component of the euglenophyte community in the Siemianówka Reservoir (Narew River, Poland)K. Wołowski and M. GrabowskaAnn. Limnol. - Int. J. Lim., 43 3 (2007) 207-218DOI: https://doi.org/10.1051/limn:2007015