History of lifetime smoking, smoking cessation and cognitive function in the elderly population. European Journal of Epidemiology, 28, 823-831. doi:10.1007/s10654-013-9840-9
. (2013). 
Performance of smokers with DSM-5 tobacco use disorder in time-based complex prospective memory. Journal of Psychoactive Drugs, 47(3), 203–212. doi:10.1080/02791072.2015.1054008
. (2015). 