1. AinswortháMitchell C (1925) The examination of charred documents. Analyst 50(589):174–180
2. Allen MJ (2015) Foundations of forensic document analysis: theory and practice. Wiley, New York
3. Basalaha RF (1906) Vanishing inks. In: Basalaha RF (ed) Limits of scientific proof in cases of counterfeiting and forgery, 1st edn. DarNobar Printing, Egypt, p 318
4. Brunelle RL, Crawford KR (2003) Advances in the forensic analysis and dating of writing ink. Charles C Thomas Publisher, Springfield
5. Chen F, Regan R (2020) Why are there so many art thefts, and what can be done about them? EconomistsTalkArt.org. https://economiststalkart.org/2016/05/31/why-are-there-so-many-art-thefts-and-what-can-be-done-about-them/. Accessed 25 Jun 2020