2021
Sfregola - Get Programming with Scala
    3A6C381D05552D55C9C1E939DC26E39F
    5369ACB37E25E50747F8B5B913FC811C
    !!!

2020
Haoyi - Hands-on Scala Programming
    E018E66B635C371532EAC259B6D47AD5

2018:
Riti - Practical Scala DSLs
    ?
2013
Raychaudhuri - Scala in Action
    05C5F097CD18CA195F4CCE2BD3A4C8EC

Readen:
Wampler - Programming Scala