TY - JOUR AU - Radev, Slavian TI - Test, Teachers, Quorum (Pure Populations) JO - Serdica Journal of Computing PY - 2013 SP - 215 EP - 226 VL - 7 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SJC_2013_7_3_a1/ LA - en ID - SJC_2013_7_3_a1 ER -