| article html file updated | 14 February 2020 01:02 CET | Update | https://www.mdpi.com/2076-0752/8/4/135 |
| article html file updated | 30 December 2019 09:28 CET | Update | N/A |
| article html file updated | 16 October 2019 08:45 CEST | Update | N/A |
| article pdf uploaded. | 16 October 2019 08:44 CEST | Updated version of record | https://www.mdpi.com/2076-0752/8/4/135/pdf |
| article xml uploaded. | 16 October 2019 08:44 CEST | Update | https://www.mdpi.com/2076-0752/8/4/135/xml |
| article xml file uploaded | 16 October 2019 08:44 CEST | Update | N/A |
| article html file updated | 15 October 2019 21:51 CEST | Original file | N/A |
| article pdf uploaded. | 15 October 2019 12:53 CEST | Version of Record | https://www.mdpi.com/2076-0752/8/4/135/pdf-vor |
| article xml uploaded. | 15 October 2019 12:52 CEST | Update | N/A |
| article xml file uploaded | 15 October 2019 12:52 CEST | Original file | N/A |
