OECD-PISA – Hongkong PISA Project – english information https://www.bildungsserver.de/bisy.html?a=3639&spr=1
The Programme for International Student Assessment (PISA – The student population chosen for PISA is students – learning strategies have been chosen to be the foci of PISA – characteristics, planning and implementation of the PISA
Worldwide Education Systems International OECD-PISA