Textbooks

1. Kenneth H. Rosen, "Discrete Mathematics and Its Applications," 8th Edition, McGraw Hill Education, 2019.

   • Chapter 5: Induction and Recursion

2. Thomas H. Cormen, Charles E. Leiserson, Ronald L. Rivest, and Clifford Stein, "Introduction to Algorithms," 3rd Edition, MIT Press, 2009.

   • Chapter 4: Divide-and-Conquer

3. Robert Sedgewick and Kevin Wayne, "Algorithms," 4th Edition, Addison-Wesley Professional, 2011.

   • Chapter 2: Recursion

Web Resources

1. GeeksforGeeks - Recursion

   • Introduction to Recursion
   • Types of Recursion
   • Tail Recursion

2. Khan Academy - Recursion

   • Recursive Algorithms

3. Wikipedia Articles

   • Recursion (Computer Science)
   • Recursive Data Type
   • Tower of Hanoi

Video Lectures

1. NPTEL Courses

   • Problem Solving through Programming in C, IIT Kharagpur, Prof. Anupam Basu

2. MIT OpenCourseWare

   • Introduction to Algorithms - Divide & Conquer
   • Mathematics for Computer Science - Recursion and Induction