Media type: E-Article Title: Blockchain Security, a Multilayer Paradigm Contributor: Perugini, Maria Letizia; Spada, Marco Carlo imprint: Elsevier BV, 2020 Published in: SSRN Electronic Journal Language: English DOI: 10.2139/ssrn.3121534 ISSN: 1556-5068 Keywords: Pharmacology (medical) Origination: Footnote: