• Ponencia
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      On generalized Sasakian-space-forms 

      Carriazo Rubio, Alfonso; Blair, David E.; Alegre Rueda, Pablo Sebastián (2004)
      We study contact metric and trans-Sasakian generalized Sasakian-space-forms. We also give some interesting examples of generalized Sasakian-space-forms by using warped products and conformal changes of metric.
    • Artículo
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      The contact Whitney sphere 

      Blair, David E.; Carriazo Rubio, Alfonso (Università del Salento, 2001)
      In this paper, we introduce the contact Whitney sphere as an imbedding of the n-dimensional unit sphere as an integral ...