| article html file updated | 8 February 2020 00:10 CET | Update | https://www.mdpi.com/2078-2489/8/1/26 |
| article html file updated | 23 September 2019 12:23 CEST | Update | N/A |
| article html file updated | 4 May 2019 09:37 CEST | Update | N/A |
| article html file updated | 30 March 2017 03:30 CEST | Update | N/A |
| article html file updated | 6 March 2017 10:30 CET | Original file | N/A |
| article xml uploaded. | 6 March 2017 10:29 CET | Original file | https://www.mdpi.com/2078-2489/8/1/26/xml |
| article pdf uploaded. | 6 March 2017 10:25 CET | Updated version of record | https://www.mdpi.com/2078-2489/8/1/26/pdf |
| article pdf uploaded. | 24 February 2017 10:33 CET | Version of Record | https://www.mdpi.com/2078-2489/8/1/26/pdf-vor |
