| article html file updated | 8 February 2020 01:49 CET | Update | https://www.mdpi.com/2075-163X/7/3/44 |
| article html file updated | 23 September 2019 21:52 CEST | Update | N/A |
| article html file updated | 4 May 2019 05:54 CEST | Update | N/A |
| article html file updated | 29 March 2017 06:05 CEST | Update | N/A |
| article html file updated | 27 March 2017 05:17 CEST | Update | N/A |
| article html file updated | 21 March 2017 06:30 CET | Original file | N/A |
| article xml uploaded. | 21 March 2017 06:28 CET | Original file | https://www.mdpi.com/2075-163X/7/3/44/xml |
| article pdf uploaded. | 21 March 2017 06:28 CET | Updated version of record | https://www.mdpi.com/2075-163X/7/3/44/pdf |
| article pdf uploaded. | 20 March 2017 12:00 CET | Version of Record | https://www.mdpi.com/2075-163X/7/3/44/pdf-vor |
