@article{01154625, title = {On the integrability of the ergodic Hilbert transform for a class of functions with equal absolute values.}, journal = {Georgian Mathematical Journal}, volume = {5}, year = {1998}, pages = {101-106}, doi = {10.1007/BF02767990}, zbl = {0895.28006}, language = {en}, url = {http://dml.mathdoc.fr/item/01154625} }
Ephremidze, L. On the integrability of the ergodic Hilbert transform for a class of functions with equal absolute values.. Georgian Mathematical Journal, Tome 5 (1998) pp. 101-106. doi : 10.1007/BF02767990. http://gdmltest.u-ga.fr/item/01154625/