Bałandynowicz-Panfil, K. “The Interdisciplinary Dilemmas of Chronological Criterion of Old Age – Preliminary Studies on Older Consumers”. Acta Universitatis Lodziensis. Folia Oeconomica, vol. 3, no. 321, Oct. 2016, p. [21]-33, doi:10.18778/0208-6018.321.02.