00393nam a2200109Ia 4500008004100000245014500041260004900186260000900235300001000244500001300254650001600267170224s9999    xx            000 0 und d  aLooking back to move forward: Nostalgia as a psychological resource for promoting relationship goals and overcoming relationship challenges.  bJournal of Personality and Social Psychology  c2015  a109:6  aDecember  xPsychology.