| article html file updated | 9 February 2020 01:34 CET | Update | https://www.mdpi.com/2076-328X/8/1/4 |
| article html file updated | 29 September 2019 13:50 CEST | Update | N/A |
| article html file updated | 2 May 2019 05:20 CEST | Update | N/A |
| article html file updated | 18 April 2019 03:22 CEST | Update | N/A |
| article html file updated | 28 March 2019 12:04 CET | Update | N/A |
| article html file updated | 1 February 2018 07:53 CET | Update | N/A |
| article html file updated | 4 January 2018 10:42 CET | Update | N/A |
| article xml uploaded. | 4 January 2018 10:40 CET | Update | https://www.mdpi.com/2076-328X/8/1/4/xml |
| article pdf uploaded. | 4 January 2018 10:40 CET | Updated version of record | https://www.mdpi.com/2076-328X/8/1/4/pdf |
| article html file updated | 30 December 2017 08:03 CET | Original file | N/A |
| article xml uploaded. | 30 December 2017 08:01 CET | Original file | N/A |
| article pdf uploaded. | 30 December 2017 08:01 CET | Version of Record | https://www.mdpi.com/2076-328X/8/1/4/pdf-vor |
