TY - JOUR T1 - Production of B-Vitamins by Heterotrophic Planktonic Bacteria Isolated from Pelagic Zone of The Lake Jeziorak AU - Donderski, Wojciech Y1 - 1991 PY - 1991 DA - 1991 N1 - doi: DO - T2 - Medical Journal of Islamic World Academy of Sciences JF - Medical Journal of Islamic World Academy of Sciences JO - Med J Islamic World Acad Sci SP - 54 EP - 57 VL - 4 IS - 1 SN - M3 - doi: UR - https://dx.doi.org/ Y2 - 1991 ER -