TY - JOUR AU - Mirosław Skibniewski BT - Sustainability DO - 10.3390/su10062027 N1 - POL-on ID: 5ec00c8ead49b31ccede5a0b PY - 2018 T2 - Sustainability TI - Influence of Relational Norms on User Interests in PPP Projects: Mediating Effect of Project Performance. UR - https://doi.org/10.3390/su10062027 ER -