| article html file updated | 30 August 2025 02:18 CEST | Update | https://www.mdpi.com/2309-608X/4/1/13 |
| article html file updated | 16 July 2022 08:38 CEST | Update | N/A |
| article html file updated | 9 February 2020 03:35 CET | Update | N/A |
| article html file updated | 30 September 2019 01:12 CEST | Update | N/A |
| article html file updated | 2 May 2019 01:11 CEST | Update | N/A |
| article html file updated | 17 April 2019 23:32 CEST | Update | N/A |
| article html file updated | 28 March 2019 16:44 CET | Update | N/A |
| article html file updated | 11 December 2018 08:26 CET | Update | N/A |
| article html file updated | 28 March 2018 10:25 CEST | Update | N/A |
| article html file updated | 19 January 2018 09:16 CET | Update | N/A |
| article xml uploaded. | 19 January 2018 09:15 CET | Update | https://www.mdpi.com/2309-608X/4/1/13/xml |
| article pdf uploaded. | 19 January 2018 09:15 CET | Updated version of record | https://www.mdpi.com/2309-608X/4/1/13/pdf |
| article html file updated | 19 January 2018 03:58 CET | Original file | N/A |
| article xml uploaded. | 19 January 2018 03:57 CET | Original file | N/A |
| article pdf uploaded. | 19 January 2018 03:57 CET | Version of Record | https://www.mdpi.com/2309-608X/4/1/13/pdf-vor |