| article html file updated | 14 February 2020 11:52 CET | Update | https://www.mdpi.com/2227-9717/7/12/872 |
| article html file updated | 31 December 2019 04:40 CET | Update | N/A |
| article html file updated | 16 December 2019 07:18 CET | Original file | N/A |
| article pdf uploaded. | 16 December 2019 07:16 CET | Updated version of record | https://www.mdpi.com/2227-9717/7/12/872/pdf |
| article xml uploaded. | 16 December 2019 07:16 CET | Update | https://www.mdpi.com/2227-9717/7/12/872/xml |
| article xml file uploaded | 16 December 2019 07:16 CET | Update | N/A |
| article pdf uploaded. | 21 November 2019 14:51 CET | Version of Record | https://www.mdpi.com/2227-9717/7/12/872/pdf-vor |
| article xml file uploaded | 21 November 2019 14:51 CET | Original file | N/A |
