The book "PEROVSKITES AND OTHER FRAMEWORK STRUCTURE CRYSTALLINE MATERIALS" has appeared on january, 14th in Amazon and Google Books.
From that time, we have defined a "launching period" of 4 months, in which the book is available at a reduced price (the indicated prices in this site) in all platforms.
After the launching period, the discount will end and normal prices will be applied.
End of launching period: May, 14th (2021)
Another deadline will be defined for the Deluxe edition that is not yet available (ISBN pending), 4 months after its availability.