This is a personal project by @dellsystem. I built this to help me retain information from the books I'm reading.
Source code on GitHub (MIT license).
Piketty, T. (2016). Libé: What Does It Mean to Be Free?. In Piketty, T. Why Save the Bankers?: And Other Essays on Our Economic and Political Crisis. Houghton Mifflin Harcourt, pp. 230-236