| article html file updated | 10 February 2020 22:05 CET | Update | https://www.mdpi.com/2076-0787/7/4/120 |
| article html file updated | 28 April 2019 06:23 CEST | Update | - |
| article html file updated | 14 April 2019 02:20 CEST | Update | - |
| article html file updated | 1 April 2019 23:07 CEST | Update | - |
| article html file updated | 19 December 2018 07:36 CET | Update | - |
| article pdf uploaded. | 19 December 2018 07:35 CET | Updated version of record | https://www.mdpi.com/2076-0787/7/4/120/pdf |
| article xml uploaded. | 19 December 2018 07:35 CET | Update | https://www.mdpi.com/2076-0787/7/4/120/xml |
| article xml file uploaded | 19 December 2018 07:35 CET | Update | - |
| article html file updated | 19 November 2018 09:52 CET | Original file | - |
| article pdf uploaded. | 19 November 2018 09:50 CET | Version of Record | https://www.mdpi.com/2076-0787/7/4/120/pdf-vor |
| article xml uploaded. | 19 November 2018 09:50 CET | Update | - |
| article xml file uploaded | 19 November 2018 09:50 CET | Original file | - |