TY CONF TI ESSENTIAL CONDITIONS OF THE ALIMONY PAYMENT AGREEMENT: ANALYSIS OF THE EXISTING LEGAL REGULATION KW alimony payment agreement KW essential terms KW subject mat-ter KW alimony indexation KW family law KW legal certainty JO Process Management and Scientific Developments AU Zhukavin, V.V. AU Zhelonkin, S.S. AU Shuvaev, A.V. PY 2024 PB AUS PUBLISHERS