TY - JOUR AU - Nourizadeh, Mahboubeh AU - Saheb, Tahereh AU - Sahraee, Shaghayegh AU - Maleki, Ali TI - Investigating the structure and evolution of the innovation network of catching-up countries in the field of solar energy using patent citations analysis JO - Roshd -e- Fanavari VL - 18 IS - 72 SP - 52 EP - 61 PY - 2022 DO - 10.52547/jstpi.24265.18.72.52 ER -