On a class of singular stochastic control problems arising in communications and their viscosity solutions
1992 ◽
Vol 30
(4)
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pp. 975-999
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1998 ◽
Vol 38
(3)
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pp. 327-352
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1989 ◽
Vol 6
(1)
◽
pp. 21-26
1989 ◽
Vol 6
(1)
◽
pp. 27-38
◽
2000 ◽
Vol 39
(2)
◽
pp. 635-659
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