I have also been getting into tries recently (last 6 months) and if you are interested in learning about them I recommend Sedgewick's Algorithms in C (parts 1-4

I have also been getting into tries recently (last 6 months) and if you are interested in learning about them I recommend Sedgewick's Algorithms in C (parts 1-4) for a good introduction to the subject. Available on Safari if you have access to that.