Morgan, Mark and Grube, Joel W (1989) Adolescent cigarette smoking: a developmental analysis of influences. British Journal of Developmental Psychology , 7 , (5) , pp. 179-189.

Grube, Joel W and Morgan, Mark (1990) Attitude-social support interactions: contingent consistency effects in the prediction of adolescent smoking, drinking and drug use. Social Psychology Quarterly , 53 , (4) , pp. 329-339.

Morgan, Mark and Grube, Joel W (1991) Closeness and peer group influence. British Journal of Social Psychology , 30 , pp. 159-169.

Morgan, Mark and Grube, Joel W (1997) Correlates of change in adolescent alcohol consumption in Ireland: implications for understanding influences and enhancing interventions. Substance Use & Misuse , 32 , (5) , pp. 609-619.

Grube, Joel W and Morgan, Mark (1990) The development and maintenance of smoking, drinking and other drug use among Dublin post-primary pupils. Dublin: ESRI.

Grube, Joel W and Chen, MJ and Madden, PA and Morgan, Mark (1997) Drinking and drinking problems: a cross-national comparison of Irish and American adolescents. European Addiction Research , 3 , (2) , pp. 75-82.

Morgan, Mark and Grube, Joel W (1989) Drug use in Irish schools: a comparison with other countries. Oideas : Journal of the Department of Education , 34 , pp. 21-31.

Morgan, Mark and Grube, Joel W (1994) The Irish and alcohol: a classic case of ambivalence. Irish Journal of Psychology , 15 , (2-3) , pp. 390-403.

Morgan, Mark and Grube, Joel W (1994) Lifestyle changes: a social psychological perspective with reference to cigarette smoking among adolescents. Irish Journal of Psychology , 15 , (1) , pp. 179-190.

Economic and Social Research Institute. Grube, Joel W and Morgan, Mark (1986) Smoking, drinking and other drug use among Dublin post-primary school pupils. Dublin: ESRI.

Agostinelli, G and Grube, Joel W and Morgan, Mark (2003) Social distancing in adolescents' perceptions of alcohol use and social disapproval: The moderating roles of culture and gender. Journal of Applied Social Psychology , 33 , (11) , pp. 2354-2372.

Grube, Joel W and Morgan, Mark (1990) The structure of problem behaviours among Irish adolescents. British Journal of Addiction , 85 , (5) , pp. 667-675.

Grube, Joel W and Morgan, Mark and Kearney, Kathleen A (1989) Using self-generated identification codes to match questionnaires in panel studies of adolescent substance use. Addictive Behaviors , 14 , (2) , pp. 159-171.