List of Articles تحقیق و توسعه. Open Access Article Abstract Page Full-Text 1 - Investigating the Role of Internal Managers; Global Financial Crisis and Financial Constraints on the Relationship Between Financial Loss and the Intensity of Investment in Research and Development Spending in Information Technology Companies Mohsen Hassani Ali lal bar 10.52547/jstpi.20917.17.67.51 Open Access Article Abstract Page Full-Text 2 - Analyzing the Concept of Pardis Innovation District: Typology and Conceptual Model Mostafa Ghafari asl