Part,  Chapter, Paragraph

1    I,     2.  7    |      Eco-compatible cities” experiments and buildings. One of the
2    I,     2.  7    | buildings. One of the first experiments in eco-compatible cities
3  III,    10.  4.  2|   to reproduction in animal experiments.~ ~Maximum concentrations
4   IV,    11.  1.  3|     and the large number of experiments underway, there are still