https://books.google.com/books/about?id=uVbjDwAAQBAJ&redir_esc=y
https://www.smashwords.com/books/view/1023851
Blockchain in Digital Marketing A New Paradigm of Trust
A book by Maria Johnsen
"Interesting take on how blockchain is shaping the future of digital marketing! At https://influorise.com , our Digital Marketing Agency in Raipur, we’re also exploring how tech like this can bring more transparency and trust to campaigns"