| article html file updated | 30 August 2025 01:05 CEST | Update | https://www.mdpi.com/2073-4409/6/3/28 |
| article html file updated | 16 July 2022 06:07 CEST | Update | N/A |
| article html file updated | 8 February 2020 15:00 CET | Update | N/A |
| article html file updated | 26 September 2019 21:02 CEST | Update | N/A |
| article html file updated | 3 May 2019 04:11 CEST | Update | N/A |
| article html file updated | 27 October 2017 09:07 CEST | Update | N/A |
| article html file updated | 30 September 2017 11:55 CEST | Update | N/A |
| article html file updated | 1 September 2017 08:42 CEST | Original file | N/A |
| article xml uploaded. | 1 September 2017 08:31 CEST | Update | https://www.mdpi.com/2073-4409/6/3/28/xml |
| article xml uploaded. | 1 September 2017 08:31 CEST | Original file | N/A |
| article pdf uploaded. | 1 September 2017 08:31 CEST | Updated version of record | https://www.mdpi.com/2073-4409/6/3/28/pdf |
| article pdf uploaded. | 31 August 2017 13:00 CEST | Version of Record | https://www.mdpi.com/2073-4409/6/3/28/pdf-vor |
