| article html file updated | 14 August 2026 15:17 CEST | Update | https://www.mdpi.com/1424-8247/10/2/56 |
| article html file updated | 8 February 2020 08:49 CET | Update | N/A |
| article html file updated | 25 September 2019 11:11 CEST | Update | N/A |
| article html file updated | 3 May 2019 16:27 CEST | Update | N/A |
| article html file updated | 27 October 2017 10:34 CEST | Update | N/A |
| article html file updated | 21 September 2017 11:32 CEST | Update | N/A |
| article html file updated | 29 June 2017 12:42 CEST | Update | N/A |
| article html file updated | 21 June 2017 12:37 CEST | Update | N/A |
| article xml uploaded. | 21 June 2017 12:35 CEST | Update | https://www.mdpi.com/1424-8247/10/2/56/xml |
| article pdf uploaded. | 21 June 2017 12:35 CEST | Updated version of record | https://www.mdpi.com/1424-8247/10/2/56/pdf |
| article html file updated | 20 June 2017 15:59 CEST | Original file | N/A |
