PÉREZ-FERNÁNDEZ, Alberto; 						VENEGAS-VENEGAS, José Apolonio.
 Employment bonding in the elderly: the case of volunteer’s packers  in supermarkets.
<strong>Papeles de Población</strong>, [S.l.], v. 27, n. 108, p. 211-231, oct. 2021.
ISSN 2448-7147.
Available at: &lt;<a href="https://rppoblacion.uaemex.mx/article/view/12805" target="_new">https://rppoblacion.uaemex.mx/article/view/12805</a>&gt;. Date accessed: 19 aug. 2026.