The resources of the association emanate from the annual contributions of members, gifts and legacies. The funds are managed by the president. The annual contributions and other resources are deposited in the account of the association. The funds finance expenditure related to the organisation of periodic seminars, publications of the association, the running of the executive committee and all other activities decided upon by the general assembly other than the travel expenses of members during statutory meetings. The auditing of the accounts of the association is carried out by the auditor who presents his report to the executive committee for the approved by the general assembly. Any member deciding to withdraw from the association must inform the president of the executive committee of its intentions in writing. The outgoing member shall remain indebted to the association of its contributions which are due at the date of its resignation.