Citation: Cp. Schmertmann, AN INTRODUCTION TO NONPARAMETRIC REGRESSION IN DEMOGRAPHIC-RESEARCH, European journal of population, 11(2), 1995, pp. 169-192
Authors:
HUMMER RA
SCHMERTMANN CP
EBERSTEIN IW
KELLY S
Citation: Ra. Hummer et al., RETROSPECTIVE REPORTS OF PREGNANCY WANTEDNESS AND BIRTH OUTCOMES IN THE UNITED-STATES, Social science quarterly, 76(2), 1995, pp. 402-418