@book{8236,
	author = {De Morgan, Augustus,},
	title = {The differential and integral calculus, containing differentiation, integration, development series, differential equations, differences, summation, equations of differences, calculus of variations, definite integrals,--with applications to algebra, plane geometry, solid geometry, and mechanics.},
	publisher = {R. Baldwin, },
	year = {[1842].},
	address = {London : }
}