List of Articles Personality Test Open Access Article Abstract Page Full-Text 1 - Identification and clustering internal stimuli on the effectiveness of advertisement by using Delphi method and perceptron neural network (Case study on sports retailers) Tara Taefi Vahid Reza Mirabi Ghasem Ali Bazaee Soheil Sarmad saeidi Open Access Article Abstract Page Full-Text 2 - Personality Tests and Analysis of Donald Trump's Personality: Psycho-Political outlook علی اشرف نظری Amir Mollai Mozaffari 10.30495/pir.2021.682852