| article html file updated | 8 February 2020 00:18 CET | Update | https://www.mdpi.com/2079-8954/5/1/21 |
| article html file updated | 23 September 2019 13:09 CEST | Update | N/A |
| article html file updated | 4 May 2019 09:20 CEST | Update | N/A |
| article html file updated | 30 March 2017 09:04 CEST | Update | N/A |
| article html file updated | 8 March 2017 14:35 CET | Update | N/A |
| article xml uploaded. | 8 March 2017 14:34 CET | Update | https://www.mdpi.com/2079-8954/5/1/21/xml |
| article pdf uploaded. | 8 March 2017 14:34 CET | Updated version of record | https://www.mdpi.com/2079-8954/5/1/21/pdf |
| article html file updated | 27 February 2017 03:13 CET | Original file | N/A |
| article xml uploaded. | 27 February 2017 03:11 CET | Original file | N/A |
| article pdf uploaded. | 27 February 2017 03:11 CET | Updated version of record | https://www.mdpi.com/2079-8954/5/1/21/pdf-vor |
| article pdf uploaded. | 25 February 2017 14:01 CET | Version of Record | https://www.mdpi.com/2079-8954/5/1/21/pdf-vor |
