A note on “Monitoring the ratio of two normal variables using variable sampling interval exponentially weighted moving average control charts”
2020 ◽
Vol 36
(6)
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pp. 1849-1854
2018 ◽
Vol 35
(1)
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pp. 439-460
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2019 ◽
Vol 35
(8)
◽
pp. 2732-2748
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1993 ◽
Vol 46
(1-2)
◽
pp. 45-67
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2001 ◽
Vol 50
(3)
◽
pp. 293-302
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