Bialecki , B.Fairweather , G. and Lόpez-Marcos , J. C.. (2013). The Crank-Nicolson Hermite Cubic Orthogonal Spline Collocation Method for the Heat Equation with Nonlocal Boundary Conditions.
            <i>Advances in Applied Mathematics and Mechanics</i>. <i>5</i> (4).
            442-460.
         doi:10.4208/aamm.13-13S03