Articles about reversals and palindromes
Kevin Brown

These articles can be found in Kevin Brown's huge database

Reflective and Cyclic Sets of Primes
Digit Reversal Sums Leading to Palindromes
Self-Similar Reverse-Sum Sequences
In defense of Base-Related Problems
The Fundamental Theorem for Palindromic Polynomials

and finally last but not least
On General Palindromic Numbers