| article html file updated | 9 February 2020 16:51 CET | Update | https://www.mdpi.com/2309-608X/4/2/55 |
| article html file updated | 3 October 2019 09:21 CEST | Update | - |
| article html file updated | 30 April 2019 21:26 CEST | Update | - |
| article html file updated | 16 April 2019 21:54 CEST | Update | - |
| article html file updated | 29 March 2019 23:01 CET | Update | - |
| article html file updated | 9 May 2018 04:29 CEST | Original file | - |
| article pdf uploaded. | 9 May 2018 04:28 CEST | Version of Record | https://www.mdpi.com/2309-608X/4/2/55/pdf |
| article xml uploaded. | 9 May 2018 04:28 CEST | Update | https://www.mdpi.com/2309-608X/4/2/55/xml |
| article xml file uploaded | 9 May 2018 04:28 CEST | Original file | - |
