| article html file updated | 11 February 2020 05:10 CET | Update | https://www.mdpi.com/1996-1073/12/1/51 |
| article html file updated | 12 October 2019 11:14 CEST | Update | - |
| article html file updated | 27 April 2019 14:53 CEST | Update | - |
| article html file updated | 13 April 2019 10:48 CEST | Update | - |
| article html file updated | 2 April 2019 18:26 CEST | Update | - |
| article html file updated | 16 January 2019 05:09 CET | Update | - |
| article html file updated | 10 January 2019 10:01 CET | Update | - |
| article pdf uploaded. | 10 January 2019 09:59 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/1/51/pdf |
| article xml uploaded. | 10 January 2019 09:59 CET | Update | https://www.mdpi.com/1996-1073/12/1/51/xml |
| article xml file uploaded | 10 January 2019 09:59 CET | Update | - |
| article html file updated | 24 December 2018 17:06 CET | Original file | - |
| article pdf uploaded. | 24 December 2018 17:04 CET | Version of Record | https://www.mdpi.com/1996-1073/12/1/51/pdf-vor |
| article xml uploaded. | 24 December 2018 17:04 CET | Update | - |
| article xml file uploaded | 24 December 2018 17:04 CET | Original file | - |
