You may also wish to search for items by Hammad, L. and Hammad.
Only one matching reference was found.
Hammad, L.A.; Wenthold, P.G., Synthesis, characterization, and reactivity of the m-xylylene anion in the gas phase. The enthalpy of formation of m-xylylene, J. Am. Chem. Soc., 2000, 122, 45, 11203-11211, https://doi.org/10.1021/ja002138n . [all data]