On the smallest positive eigenvalue of bipartite unicyclic graphs with a unique perfect matching. - Sasmita Barik; Subhasish Behera (Discret. Math., 2023)

On the smallest positive eigenvalue of bipartite graphs with a unique perfect matching. - Sasmita Barik; Subhasish Behera; Sukanta Pati (Discret. Appl. Math., 2024)

On integer matrices with integer eigenvalues and Laplacian integral graphs. - Sasmita Barik; Subhasish Behera (Discret. Math., 2024)

On the smallest positive eigenvalue of caterpillar unicyclic graphs. - Sasmita Barik; Subhasish Behera (Discret. Appl. Math., 2025)