Application of a liquid scintillation counter to the measurement of tracing radioactivity in experiments on suspended matter uptake in aquatic environmentsR. El-Mrabet, G. Manjon, J. M. Abril and R. Garcia-TenorioRadioprotection, 37 C1 (2002) C1-1015-C1-1020DOI: https://doi.org/10.1051/radiopro/2002118