| article html file updated | 8 February 2020 05:23 CET | Update | https://www.mdpi.com/2306-7381/4/2/25 |
| article html file updated | 3 May 2019 22:56 CEST | Update | - |
| article html file updated | 20 June 2017 09:56 CEST | Update | - |
| article xml uploaded. | 20 June 2017 09:55 CEST | Update | https://www.mdpi.com/2306-7381/4/2/25/xml |
| article pdf uploaded. | 20 June 2017 09:55 CEST | Updated version of record | https://www.mdpi.com/2306-7381/4/2/25/pdf |
| article html file updated | 23 May 2017 03:54 CEST | Update | - |
| article html file updated | 9 May 2017 15:16 CEST | Original file | - |
| article pdf uploaded. | 9 May 2017 15:14 CEST | Version of Record | https://www.mdpi.com/2306-7381/4/2/25/pdf-vor |
