STUDENTS AT THE BEGINNING AND AT THE END OF THE 20-TH CENTURY. A COMPARATIVE STUDY Article Pyzanova Z.V., Borisenkova P.A. Sotsiologicheskie Issledovaniya. Russian Academy of Sciences. 2001. P. 136-139
PSYCHOLOGICAL ASPECT OF PSYCHOSOMATIC PATHOLOGY OF THE COLON Article Marilov V.V. ZHURNAL NEVROLOGII I PSIKHIATRII IMENI S S KORSAKOVA. IZDATELSTVO MEDITSINA. Vol. 101. 2001. P. 40-43