| article html file updated | 12 February 2020 08:14 CET | Update | https://www.mdpi.com/2227-7102/9/2/92 |
| article html file updated | 4 July 2019 17:56 CEST | Update | N/A |
| article html file updated | 5 May 2019 04:09 CEST | Update | N/A |
| article pdf uploaded. | 5 May 2019 04:08 CEST | Updated version of record | https://www.mdpi.com/2227-7102/9/2/92/pdf |
| article xml uploaded. | 5 May 2019 04:08 CEST | Update | https://www.mdpi.com/2227-7102/9/2/92/xml |
| article xml file uploaded | 5 May 2019 04:08 CEST | Update | N/A |
| article html file updated | 27 April 2019 09:53 CEST | Original file | N/A |
| article pdf uploaded. | 27 April 2019 09:52 CEST | Version of Record | https://www.mdpi.com/2227-7102/9/2/92/pdf-vor |
| article xml file uploaded | 27 April 2019 09:52 CEST | Original file | N/A |