British Household Panel Survey Calibrated Time Use Data, 1994-2004 (UK Data Archive Study Number: SN 5363).
Human Capital and Social Position in Britain: creating a measure of wage earning potential from BHPS data, BHPS 1991-2004
On-Line Multinational Time Use Study Documentation – World 5.5 version 2, an update of Multinational Time Use Study: user’s guide and documentation, version 5.5.1