Jamalizadeh, M., Sharifi, F., Moaiyeri, M.H., Navi, K. and Hashemipour, O. 2010. Five New MVL Current Mode Differential Absolute Value Circuits Based on Carbon Nano-tube Field Effect Transistors (CNTFETs). Nano-Micro Letters. 2, 4 (Nov. 2010), 227-234. DOI:https://doi.org/10.1007/BF03353848.