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  1. No Access

    Chapter

    Early Warning Systems for Urban Policy-Making and Planning

    Aside from their educational value, models are supposed to be beneficial to the decision-making process. There are, as we well know, many reasons why this cannot be so. Both technical and political decision-ma...

    John Dickey in Systems Analysis in Urban Policy-Making and Planning (1983)

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    Article

    Improved upper limits of gravitational deflection of polarised radiation

    RECENTLY Harwit et al.1 established upper limits for any polarisation dependence in the bending of radio waves by the Sun's gravitational field. Any differential angular splitting between orthogonal polarisations...

    BRIAN DENNISON, JOHN DICKEY, DAVID JAUNCEY in Nature (1976)