Operations Research - 1977

Campbell, S. L., & Gellar, R. (1977). On asymptotic properties of several classes of operators. Proceedings of the American Mathematical Society, 66(1), 79–84.

Campbell, S. L., & Geller, R. (1977). Linear operators for which T*T and T+T* commute II. Transactions of the American Mathematical Society, 226, 305–319.

Campbell, S. L. (1977). On continuity of the Moore-Penrose and Drazin generalized inverses. Linear Algebra and Its Applications, 18(1), 53–57. https://doi.org/10.1016/0024-3795(77)90079-9

Campbell, S. L. (1977). Linear Systems of Differential Equations with Singular Coefficients. SIAM Journal on Mathematical Analysis, 8(6), 1057–1066. https://doi.org/10.1137/0508081

Kelley, C. T. (1977). Convolution and H‐equations for operator‐valued functions with applications to neutron transport theory. Journal of Mathematical Physics, 18(4), 764–769. https://doi.org/10.1063/1.523305