C. Rughinis și R. Rughinis, „Influence of Daily Smoking Frequency on Passive Smoking Behaviors and Beliefs: Implications for Self-Tracking Practices and Mobile Applications”, rcis, vol. 44, pp. 116–131, mar. 2014, Data accesării: nov. 07, 2026. Disponibil la: https://www.rcis.ro/journal/article/view/1405-influence-of-daily-smoking-frequency-on-passive-smoking