the treatment and valuation of voluntary contributions in the form of supplies and services and the establishment of an account for programme support of peace-making and peace-keeping operations: endorsed the relevant views, observations and recommendations of the Advisory Committee: took note of the proposals of the Advisory Committee on the need for greater co-ordination among the various Secretariat units involved in preparing and managing peace-keeping operations and welcomed the intention of the Secretary-General to establish a planning and monitoring group on the basis described in his report; requested the Secretary-General to submit a report to the Assembly at its forty-fifth session on the measures taken in accordance with the observations and recommendations of the Advisory Committee contained in its reports and to provide further information . covering, inter , economies of scale, start-up problems, the establishment of a reserve stock of equipment and supply items, the use of civilian personnel in peace-keeping operations, and problems related to overload posts and the proposed establishment of a support account for peace-keeping operations, and also requested him to keep under review the format of his reports on the financing of United Nations peace-keeping operations and the amount of information that should be included therein, in order to assist Member States in the scrutiny and evaluation of those reports (resolution 441192 A): modified the scheme for the apportionment of the costs of peace-keeping operations by deciding, as an u arrangement: (a) To accept the proposal made by the Government of Spain and to place Spain among the Member States referred to in paragraph 3 (h) of resolution 431232 and, in accordance with that proposal, to apportion its share of the costs of peace-keeping operations financed through assessed contributions on the basis of the proportion determined by the scale of assessments in the following manner: 50 per cent 