TY - CHAP T1 - Online Indicators for Non-Standard Academic Outputs T2 - Springer Handbook of Science and Technology Indicators UR - http://dx.doi.org/10.1007/978-3-030-02511-3_33 PY - 2019/01/01 AU - Thelwall M ED - DO - DOI: 10.1007/978-3-030-02511-3_33 PB - Springer International Publishing SN - 9783030025106 SP - 835 EP - 856 Y2 - 2025/01/13 ER -