Russell, Stuart J.; Norvig, Peter (2002), "3.4 Uninformed search strategies", Artificial Intelligence: A Modern Approach (2nd ed.), Prentice Hall.
Russell, Stuart J.; Norvig, Peter (2002), "3.4 Uninformed search strategies", هوش مصنوعی: رهیافتی نوین (2nd ed.), Prentice Hall.