3Wood V,Wylie ML,Sheafor B. An analysis of short self-report measure of life satisfaction. Correlation with rater judgment[J]. Journal of Gerontology, 1969,24(5 ) :465-469.
4Neugarten BL,Havighurst RJ,Tobin S. The measurement of life satisfaetion[J]. Journal of Gerontology, 1961 , 16(2) :134-143.