Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author=" Poortinga, Ype H." or (type any "bookEditor issueEditor" and editor=" Poortinga, Ype H.") Add to list Journal Article A1 Evidence of validity does not rule out systematic bias : a commentary on nomological noise and cross-cultural invariance Ronald Fischer, Johannes Alfons Karl, Johnny Fontaine (UGent) and Ype H. Poortinga (2023) SOCIOLOGICAL METHODS & RESEARCH. 52(3). p.1420-1437