| article html file updated | 13 September 2021 05:49 CEST | Update | https://www.mdpi.com/2077-1312/5/3/39 |
| article html file updated | 8 February 2020 14:16 CET | Update | N/A |
| article html file updated | 26 September 2019 17:00 CEST | Update | N/A |
| article html file updated | 3 May 2019 05:33 CEST | Update | N/A |
| article html file updated | 27 October 2017 10:53 CEST | Update | N/A |
| article html file updated | 29 August 2017 02:38 CEST | Update | N/A |
| article xml uploaded. | 29 August 2017 02:36 CEST | Update | https://www.mdpi.com/2077-1312/5/3/39/xml |
| article pdf uploaded. | 29 August 2017 02:36 CEST | Updated version of record | https://www.mdpi.com/2077-1312/5/3/39/pdf |
| article html file updated | 23 August 2017 14:23 CEST | Update | N/A |
| article html file updated | 23 August 2017 14:22 CEST | Update | N/A |
| article html file updated | 23 August 2017 14:22 CEST | Original file | N/A |
| article xml uploaded. | 23 August 2017 14:21 CEST | Update | N/A |
| article xml uploaded. | 23 August 2017 14:21 CEST | Original file | N/A |
| article pdf uploaded. | 23 August 2017 14:21 CEST | Version of Record | https://www.mdpi.com/2077-1312/5/3/39/pdf-vor |
