@article{10_4064_am_16_4_561_564,
     author = {B. Kopoci\'nski},
     title = {Some estimations of system reliability with positively dependent survival times of critical paths},
     journal = {Applicationes Mathematicae},
     pages = {561--564},
     publisher = {mathdoc},
     volume = {16},
     number = {4},
     year = {1977},
     doi = {10.4064/am-16-4-561-564},
     zbl = {0446.60069},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-16-4-561-564/}
}