| article html file updated | 8 February 2020 21:19 CET | Update | https://www.mdpi.com/2218-1997/3/4/78 |
| article html file updated | 28 September 2019 12:22 CEST | Update | N/A |
| article html file updated | 2 May 2019 14:43 CEST | Update | N/A |
| article html file updated | 18 April 2019 12:22 CEST | Update | N/A |
| article html file updated | 2 January 2018 14:46 CET | Update | N/A |
| article html file updated | 29 November 2017 23:20 CET | Update | N/A |
| article xml uploaded. | 28 November 2017 02:52 CET | Update | https://www.mdpi.com/2218-1997/3/4/78/xml |
| article pdf uploaded. | 28 November 2017 02:52 CET | Updated version of record | https://www.mdpi.com/2218-1997/3/4/78/pdf |
| article html file updated | 17 November 2017 22:54 CET | Update | N/A |
| article xml uploaded. | 17 November 2017 01:57 CET | Update | N/A |
| article pdf uploaded. | 17 November 2017 01:57 CET | Updated version of record | https://www.mdpi.com/2218-1997/3/4/78/pdf-vor |
| article html file updated | 16 November 2017 13:18 CET | Original file | N/A |
| article xml uploaded. | 16 November 2017 13:16 CET | Original file | N/A |
| article pdf uploaded. | 16 November 2017 13:16 CET | Version of Record | https://www.mdpi.com/2218-1997/3/4/78/pdf-vor |
