Wave function renormalization constants and one-particle form factors in   $D_{l}^{(1)}$ Toda field theories
  We apply the method of angular quantization to calculation of the wave function renormali- zation constants in $D_{l}^{(1)}$ affine Toda quantum field theories. A general formula for the wave function renormalization constants in ADE Toda field theories is proposed. We also calculate all one-particle form factors and some of the two-particle form factors of an exponential field. 
Vadim A. Brazhnikov