1. BusselbergS.The use of signal filtering for hog inventory estimation. Paper presented at: Proceedings of the Federal Committee on Statistical Methodology (FCSM) Research Conference;2013.
2. BusselbergS.Bridging livestock survey results to published estimates through state–space models: a time series approach. Proceedings of the Government Statistics Section Joint Statistical Proceedings;2011.
3. Maximum likelihood from incomplete data via the EM algorithm;Dempster AP;J Royal Stat Soc Ser B (Methodol),1977