Huvudgrupp 1

• Polchinski, Joseph Gerard, String theory: Vol. 1 An introduction to the Bosonic string, Cambridge, Cambridge Univ. Press, 1998
• Blumenhagen, Ralph.; Lüst, Dieter.; Theisen, Stefan., Basic Concepts of String Theory, Berlin, Heidelberg, Springer Berlin Heidelberg, 2013
• Tong, David, Lectures on String Theory, arxiv.org, 2012, https://arxiv.org/abs/0908.0333
• Blumenhagen, Ralph.; Plauschinn, Erik., Introduction to Conformal Field Theory: With Applications to String Theory, Berlin, Heidelberg, Springer Berlin Heidelberg, 2009