@article {nair2018fault, title = {Fault tolerant formation control of nonholonomic robots using fast adaptive gain nonsingular terminal sliding mode control}, journal = {IEEE Systems Journal (Accepted)}, number = {99}, year = {2018}, publisher = {IEEE}, author = {Nair, Ranjith Ravindranathan and Karki, Hamad and Shukla, Amit and Behera, Laxmidhar and Jamshidi, Mo} }