If you are discussing FrameNet annotation, such as what gets annotated, how, and why, please cite:
Ruppenhofer, Josef K. et al. 2016 FrameNet II: Extended Theory and Practice ( a.k.a. "The Book"). This is the annotation manual for FrameNet, and it also includes several more general chapters.
If you are discussing Frame Semantic theory more generally, you may want to cite:
Fillmore, Charles J. and Baker, Collin F.. 2010. A Frames Approach to Semantic Analysis. In B. Heine and H. Narrog (eds.) The Oxford Handbook of Linguistic Analysis. Oxford University Press. Oxford, UK/New York, New York.