| article html file updated | 14 February 2020 07:52 CET | Update | https://www.mdpi.com/2075-4418/9/4/181 |
| article html file updated | 30 December 2019 11:09 CET | Update | N/A |
| article html file updated | 14 November 2019 04:28 CET | Update | N/A |
| article pdf uploaded. | 14 November 2019 04:27 CET | Updated version of record | https://www.mdpi.com/2075-4418/9/4/181/pdf |
| article xml uploaded. | 14 November 2019 04:27 CET | Update | https://www.mdpi.com/2075-4418/9/4/181/xml |
| article xml file uploaded | 14 November 2019 04:27 CET | Update | N/A |
| article html file updated | 8 November 2019 10:28 CET | Original file | N/A |
| article pdf uploaded. | 8 November 2019 10:27 CET | Version of Record | https://www.mdpi.com/2075-4418/9/4/181/pdf-vor |
| article xml uploaded. | 8 November 2019 10:27 CET | Update | N/A |
| article xml file uploaded | 8 November 2019 10:27 CET | Original file | N/A |
