TY - JOUR AU - Nkurunziza, Sévérien TI - Shrinkage strategies in some multiple multi-factor dynamical systems JO - ESAIM: Probability and Statistics PY - 2012 SP - 139 EP - 150 VL - 16 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/ps/2010015/ DO - 10.1051/ps/2010015 LA - en ID - PS_2012__16__139_0 ER -