TY - JOUR AU - Abdallah, Mohamed S. TI - Estimation of the population distribution function using varied L ranked set sampling JO - RAIRO. Operations Research PY - 2022 SP - 955 EP - 957 VL - 56 IS - 2 PB - EDP-Sciences UR - https://www.numdam.org/articles/10.1051/ro/2022014/ DO - 10.1051/ro/2022014 LA - en ID - RO_2022__56_2_955_0 ER -