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Grigorij Grabovoj

    14 novembre 1963
    Concentration Exercises ( bilingual Version, English/Russian)
    Concentration Exercises (Picture Book)
    The Teaching of Grigori Grabovoi about the Soul: Author's seminar held by Grigori P. Grabovoi on August 5, 2003
    Unified System of Knowledge
    Restoration of the Human Organism through Concentration on Numbers
    Methodes de concentration
    • 2011

      Livret, ca. 50 pages, avec trois exercices de concentration pour chaque jour d'un mois. Harmonise le jour, augmente votre concentration et de la perception. „Methodes de Concentration“

      Methodes de concentration