The individual in international law — In general — Human rights and freedoms — Freedom of thought and conscience — Right of parents to have their children educated in accordance with their religions convictions — Atheists — Compulsory school instruction in history of religion and ethics — Whether violating right of atheist parents to have children educated in accordance with their convictions — International Covenant on Civil and Political Rights — Optional Protocol — U.N. Human Rights Committee — Right of individual petition — Concept of victim — Representative action on behalf of members of association — Procedure — Need for evidence of authority of representative