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    Variations in the Electron Density and Energy Spectrum of Precipitating Electrons during Auroral Substorms by the Incoherent-Scatter Data

    Osepian, A. P. / Kirkwood, S. / Smirnova, N. V. | Springer Verlag | 2001

    Thin Ion Layers in the High-latitude Lower Ionosphere

    Kirkwood, S. / COSPAR; Scientific Commission C | British Library Conference Proceedings | 1997

    The high latitude lower ionosphere observed by EISCAT

    Kirkwood, S. / Collis, P.N. | Elsevier | 1991

      The high-latitude lower ionosphere observed by EISCAT

      Kirkwood, S. / Collis, P.N. | Elsevier | 1987

    The D-Region Background at High Latitudes

    Friedrich, M. / Kirkwood, S. / International Council of Scientific Unions; Committee on Space Research; Scientific Commission C | British Library Conference Proceedings | 1999

    The Anomalous Winter Ion Layer - A Mystery Waiting for a Sounding Rocket

    Kirkwood, S. / European Space Agency; Programme Advisory Committee on the Special Project concerning the Launching of Sounding Rockets | British Library Conference Proceedings | 1997

    The Anomalous Winter Ion Layer - A Mystery Waiting for a Sounding Rocket

    Kirkwood, S. | British Library Online Contents | 1997

    Temperature Variations Seen by High Resolution Radiosondes as Signs of Turbulence, Comparison with ESRAD

    Mihalikova, M. / Kirkwood, S. / Mikhaylova, D. et al. | British Library Conference Proceedings | 2011

    RIPAN: A Remotely Controlled Aircraft Project for Troposphere/Stratosphere Research

    Chilson, P. / Johansson, P. / Johnsson, M. et al et al. | British Library Conference Proceedings | 1999

    Polar mesosphere winter echoes during MaCWAVE

    Kirkwood, S. / Belova, E. / Dalin, P. et al. | British Library Conference Proceedings | 2003

    Polar mesosphere winter echoes – A review of recent results

    Kirkwood, S. | Elsevier | 2007

    Polar Mesocyclones and their Extension to the UTLS - A Case Study Using ESRAD, Odin and MaCWAVE Radiosondes

    Kirkwood, S. / European Space Agency | British Library Conference Proceedings | 2007

    Observation of mesosphere summer echoes with calibrated VHF radars at latitudes between 54^oN and 69^oN in summer 2004

    Latteck, R. / Singer, W. / Kirkwood, S. et al. | British Library Conference Proceedings | 2005

    Multi-Radar Observations of Polar Mesosphere Summer Echoes During the PHOCUS Campaign on 21 July 2011

    Belova, E. / Kirkwood, S. / Zecha, M. et al. | British Library Conference Proceedings | 2013

    MST Radar Study of Lee Waves during Winter 1996/97, 1997/98 and 1998/99 in Northern Scandinavia

    Stebel, K. / Kirkwood, S. / European Space Agency; Programme Advisory Committee on the Special Project concerning the Launching of Sounding Rockets | British Library Conference Proceedings | 1999

    MST-Radar Lee Wave Observations during Winter 1996/97 in Northern Scandinavia

    Stebel, K. / Chilson, P. / Barabash, et al. et al. | British Library Conference Proceedings | 1997

    MST-Radar Lee Wave Observations during Winter 1996/97 in Northern Scandinavia

    Stebel, K. / Chilson, P. / Barabash, E. et al. | British Library Online Contents | 1997

    Modelling the undisturbed high-latitude E region

    Kirkwood, S. | Elsevier | 1991

      Modelling the Undisturbed High-Latitude E Region

      Kirkwood, S. | Online Contents | 1993

    Independent Calibration of Radar Reflectivities Using Radiosondes: Application to ESRAD

    Kirkwood, S. / Mihalikova, M. / Mikhaylova, D. et al. | British Library Conference Proceedings | 2011