2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/45916We consider the twist-3 gluon contribution to the transverse spin structure function $g_2$.We find that the Burkhardt-Cottingham sum rule is satisfied. The additional {\it nonlocal} operators appear in the moments of g2 which were absent in previous analysis of Bukhvostov, Kuraev and Lipatov.LATEX, 13 pages, 1 figure included into the file; published in Phys. Atom. Nucl. 58 (1995) 1333High Energy Physics - Phenomenologytext