1. Alexander CN, Cranson RW, Boyer RW, Orme-Johnson DW et al (1986) Transcendental consciousness: a fourth state of consciousness beyond sleep, dreaming, and waking. In: Gackenbach J (Hrsg) Sleep and dreams: a sourcebook. Garland, New York, S 282–315
2. Alexander CN, Davies JL, Dixon CA et al (1990) Growth of higher stages of consciousness: Maharishi’s Vedic psychology of human development. In: Alexander CN, Langer EJ (Hrsg) Higher stages of human development: perspectives on adult growth. Oxford University Press, New York
3. Alexander CN, Rainforth MV, Gelderloos P (1991) Transcendental meditation, self-actualization, and psychological health: a conceptual overview and statistical meta-analysis. J Soc Behav Pers 6:189–248
4. Alexander CN, Swanson GC, Rainforth MC et al (1993) Effects of the transcendental meditation program on stress reduction, health, and employee development: a prospective study in two occupational settings. Anxiety Stress Coping 6:245–262
5. Alexander CN, Robinson P, Rainforth MV (1994) Treating and preventing alcohol, nicotine, and drug abuse through transcendental meditation: a review and statistical meta-analysis. Alcohol Treat Q 11:13–87