13 citations as recorded by crossref.

1. A critical note on the IAGA-endorsed Polar Cap index procedure: effects of solar wind sector structure and reverse polar convection P. Stauning
2. Space Weather Monitoring on Ground-based Magnetic Observations (PC Index) O. Troshichev & D. Sormakov
3. Transpolar Convection and Magnetospheric Ring Current Relations: Real‐Time Applications of the Polar Cap (PC) Indices P. Stauning
4. Physical implications of discrepancy between summer and winter PC indices observed in the course of magnetospheric substorms O. Troshichev & A. Janzhura
5. Energetic Electron Flux Predictions in the Near‐Earth Plasma Sheet From Solar Wind Driving B. Swiger et al.
6. High-latitude substorm dependence on space weather conditions in solar cycle 23 and 24 (SC23 and SC24) I. Despirak et al.
7. Relationship between PC index and magnetospheric field-aligned currents measured by Swarm satellites О. Troshichev et al.
8. Invalid Polar Cap Indices: Erroneous Scaling Parameters P. Stauning
9. PC index as a ground-based indicator of the solar wind energy incoming into the magnetosphere: (1) relation of PC index to the solar wind electric field EKL O. Troshichev
10. Comments on quiet daily variation derivation in "Identification of the IMF sector structure in near-real time by ground magnetic data" by Janzhura and Troshichev (2011) P. Stauning
11. Invariability of relationships between the solar wind electric field E and the magnetic activity indices PC, AL and Dst O. Troshichev et al.
12. Substorms and polar cap convection: the 10 January 2004 interplanetary CME case Y. Andalsvik et al.
13. PC index as a proxy of the solar wind energy that entered into the magnetosphere: Development of magnetic substorms O. Troshichev et al.