| article html file updated | 14 February 2020 19:31 CET | Update | https://www.mdpi.com/2076-3263/9/12/521 |
| article html file updated | 31 December 2019 17:29 CET | Update | N/A |
| article html file updated | 19 December 2019 10:16 CET | Update | N/A |
| article pdf uploaded. | 19 December 2019 10:14 CET | Updated version of record | https://www.mdpi.com/2076-3263/9/12/521/pdf |
| article xml uploaded. | 19 December 2019 10:14 CET | Update | https://www.mdpi.com/2076-3263/9/12/521/xml |
| article xml file uploaded | 19 December 2019 10:14 CET | Update | N/A |
| article html file updated | 19 December 2019 09:45 CET | Original file | N/A |
| article pdf uploaded. | 19 December 2019 09:43 CET | Updated version of record | https://www.mdpi.com/2076-3263/9/12/521/pdf-vor |
| article xml uploaded. | 19 December 2019 09:43 CET | Update | N/A |
| article xml file uploaded | 19 December 2019 09:43 CET | Original file | N/A |
| article pdf uploaded. | 17 December 2019 17:00 CET | Version of Record | https://www.mdpi.com/2076-3263/9/12/521/pdf-vor |