Søren Asmussen, David Perry. An Operational Calculus for Matrix-Exponential Distributions, with Applications to a Brownian (q, Q) Inventory Model. Math. Oper. Res., 23(1):166-176, 1998. [doi]
@article{AsmussenP98, title = {An Operational Calculus for Matrix-Exponential Distributions, with Applications to a Brownian (q, Q) Inventory Model}, author = {Søren Asmussen and David Perry}, year = {1998}, doi = {10.1287/moor.23.1.166}, url = {http://dx.doi.org/10.1287/moor.23.1.166}, researchr = {https://researchr.org/publication/AsmussenP98}, cites = {0}, citedby = {0}, journal = {Math. Oper. Res.}, volume = {23}, number = {1}, pages = {166-176}, }