Scheduling track lines at a marshalling station where the objective is to determine the maximal weighted number of trains on the track lines can be modeled as an interval scheduling problem: each job has a fixed starting and finishing time and can only be carried out by an arbitrarily given...

From an extensive review of the literature in the field of total quality management (TQM), 11 constructs of TQM implementation were identified. An instrument measuring these constructs was developed. The reliability and validity of the instrument were tested and validated using data from 212...

In order to provide readers with a better understanding of China’s approach to quality management, this paper presents China’s quality management history, the main quality management efforts adopted by the Chinese government, the product quality situation, and the reasons for product quality...