@book{7497,
	author = {Bhattacharjee, J.K. and Bhattacharyya, S.},
	title = {Nonlinear dynamics : near and far from equilibrium},
	publisher = {Hindustan Book Agency},
	year = {2007},
	series = {Texts and readings in physical science; no. 7},
	address = {New delhi}
}