References



  T. Devezas et al., The Struggle for Space: Past and Future of the Space Race, published in Technological Forecasting and Social Change, 2012.


  Brian Harvey, China’s Space Program, Springer / Praxis Publication, Chichester, United Kingdom, 2004.


  Brian Harvey, H.H. F. Smid, T. Pirard, Emerging Space Powers, Springer / Praxis Publications, Chichester, United Kingdom, 2010.


  G. Konecny, Small Satellites -- A Tool for Earth Observation?, XXth ISPRS Congress, 12-13 July, 2004, Instambul, Turkey.


  S.J. Isakowitz, J.B. Hopkins, J. P. Hopkins Jr., International Reference Guide to Space Launch Systems, American Institute of Aeronautics and Astronautics, Reston, Va., 2004.