Guo Y, Chen C, Luo X, Martek I. Determining concessionary items for “availability payment only” PPP projects: a holistic framework integrating value-for-money and social values. JCEM [Internet]. 2024Feb.13 [cited 2024Nov.23];30(2):149–167. Available from: https://btp.vgtu.lt/index.php/JCEM/article/view/20841