Internatinal series of morographs on pure and applied mathematics ; International series of monographs on pure and applied mathematics ; International series of monographs in pure and applied mathematics ; International series of monographs on pure and aplied mathematics ; International series of monographs on pure and applied biology. International series of monographs on pure and applied biology ; International series of monographs on oure and applied biology ; International series in pure and applied mathematics International series in pure and applied mathe-matics Bibliotheca mathematica : a series of monographs on pure and applied mathematics ;