APA (7th ed.) Citation

Ng, P. S., Khoo, B. C., Yeong, W. C. *., Lim, S. L., & Alfred, R. (2020). A Variable sampling interval EWMA Xbar chart for the mean with auxiliary information. Springer.

Chicago Style (17th ed.) Citation

Ng, P. S., B. C. Khoo, W. C. * Yeong, S. L. Lim, and R. Alfred. A Variable Sampling Interval EWMA Xbar Chart for the Mean with Auxiliary Information. Springer, 2020.

MLA (9th ed.) Citation

Ng, P. S., et al. A Variable Sampling Interval EWMA Xbar Chart for the Mean with Auxiliary Information. Springer, 2020.