@article{10_4064_am_17_4_567_602,
     author = {W. P. Cherry and R. L. Disney},
     title = {The superposition of two independent {Markov} renewal processes},
     journal = {Applicationes Mathematicae},
     pages = {567--602},
     publisher = {mathdoc},
     volume = {17},
     number = {4},
     year = {1980},
     doi = {10.4064/am-17-4-567-602},
     zbl = {0526.60083},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-17-4-567-602/}
}