TY - CONF T1 - The relationship between collaboration and productivity for long-term information science researchers (rip) JO - Proceedings of Issi 2013 14th International Society of Scientometrics and Informetrics Conference PY - 2013/12/01 AU - Levitt JM AU - Thelwall M ED - VL - 2 SP - 1461 EP - 1468 Y2 - 2025/11/02 ER -