``This is a really interesting book that serves as a self-contained text for a course on the
theory of Oka's coherence and the Oka-Cartan fundamental theorems, 
and some of their applications.
 It is based on the lectures that the author has delivered in the last ten
years; this aspect is evident after analysing the creative and interesting order in which
the main results are presented. .......
We think that the material in this book is so well organised that it can be used as the
basic notes for teaching two or three consecutive courses: .........''
(by E.S. Zeron)