HAM-CHANDE, Roberto.
 Income,occupation and cohort transition to old age.
<strong>Papeles de Población</strong>, [S.l.], v. 9, n. 37, p. 167-191, oct. 2021.
ISSN 2448-7147.
Available at: &lt;<a href="https://rppoblacion.uaemex.mx/article/view/17194" target="_new">https://rppoblacion.uaemex.mx/article/view/17194</a>&gt;. Date accessed: 19 aug. 2026.