TY - JOUR T1 - Self-energies for interacting fields with a compactified spatial dimension JO - Brazilian Journal of Physics A1 - Barone, F. A. A1 - Hott, M. SN - 0103-9733 UL - 10.1590/S0103-97332008000200002 VL - 38 Y1 - 2008 PB - Brasil ER -