| article html file updated | 12 February 2020 01:24 CET | Update | https://www.mdpi.com/2076-0787/8/2/67 |
| article html file updated | 25 April 2019 20:17 CEST | Update | - |
| article html file updated | 11 April 2019 15:30 CEST | Update | - |
| article html file updated | 1 April 2019 11:37 CEST | Update | - |
| article pdf uploaded. | 1 April 2019 11:35 CEST | Updated version of record | https://www.mdpi.com/2076-0787/8/2/67/pdf |
| article xml uploaded. | 1 April 2019 11:35 CEST | Update | https://www.mdpi.com/2076-0787/8/2/67/xml |
| article xml file uploaded | 1 April 2019 11:35 CEST | Update | - |
| article html file updated | 28 March 2019 11:54 CET | Original file | - |
| article pdf uploaded. | 28 March 2019 11:53 CET | Version of Record | https://www.mdpi.com/2076-0787/8/2/67/pdf-vor |
| article xml file uploaded | 28 March 2019 11:53 CET | Original file | - |
