M. I. Qureshi and  Saima Jabee. (2017). Evaluation of Certain Integrals Involving the Product of Classical Hermite's Polynomials Using Laplace Transform Technique and Hypergeometric Approach.
            <i>Analysis in Theory and Applications</i>. <i>33</i> (4).
            355-365.
         doi:10.4208/ata.2017.v33.n4.5