@book{90980,
	author = {Greville, T. N. E. and Lazerson, Jacob A.,},
	title = {Estimated amount of life insurance in force as survivor benefits under OASI-1957,},
	publisher = {Dept. of Health, Education and Welfare, Social Security Administration, Division of the Actuary,},
	year = {1958.},
	address = {[Washington]}
}