| article html file updated | 30 August 2025 00:37 CEST | Update | https://www.mdpi.com/1424-8247/10/1/30 |
| article html file updated | 16 July 2022 05:19 CEST | Update | N/A |
| article html file updated | 8 February 2020 01:33 CET | Update | N/A |
| article html file updated | 23 September 2019 20:16 CEST | Update | N/A |
| article html file updated | 4 May 2019 06:33 CEST | Update | N/A |
| article html file updated | 9 November 2017 12:33 CET | Update | N/A |
| article html file updated | 27 October 2017 10:32 CEST | Update | N/A |
| article html file updated | 31 March 2017 05:35 CEST | Update | N/A |
| article html file updated | 16 March 2017 06:32 CET | Original file | N/A |
| article xml uploaded. | 16 March 2017 06:30 CET | Original file | https://www.mdpi.com/1424-8247/10/1/30/xml |
| article pdf uploaded. | 16 March 2017 06:30 CET | Updated version of record | https://www.mdpi.com/1424-8247/10/1/30/pdf |
| article pdf uploaded. | 15 March 2017 14:25 CET | Version of Record | https://www.mdpi.com/1424-8247/10/1/30/pdf-vor |