@article{GDZPPN002463067, title = {Economically Optimal c- and np-Control Charts.}, journal = {Metrika}, volume = {36}, year = {1989}, pages = {215-232}, zbl = {0731.62151}, url = {http://dml.mathdoc.fr/item/GDZPPN002463067} }
Collani, E. von. Economically Optimal c- and np-Control Charts.. Metrika, Tome 36 (1989) pp. 215-232. http://gdmltest.u-ga.fr/item/GDZPPN002463067/