2024-03-29T09:47:22Z
https://journals.us.edu.pl/index.php/SSP/oai
oai:ojs.www.journals.us.edu.pl:article/3300
2020-09-18T07:39:27Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/3301
2020-09-18T07:39:27Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/3302
2020-09-18T07:39:27Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/3355
2020-09-18T07:37:42Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/3356
2020-09-18T07:37:42Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8487
2021-07-12T22:57:54Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8488
2021-07-12T22:57:52Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8489
2021-07-12T22:57:50Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8681
2020-09-18T07:33:54Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8682
2020-09-18T07:33:54Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8705
2020-09-18T07:34:26Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8706
2020-09-18T07:34:26Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8728
2020-09-18T07:34:54Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8729
2020-09-18T07:34:54Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8746
2020-09-18T07:35:47Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8747
2020-09-18T07:35:47Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8771
2020-09-18T07:36:18Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8792
2020-09-18T07:38:07Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8807
2020-09-18T07:33:25Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8808
2020-09-18T07:33:25Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/8809
2020-09-18T07:33:25Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/9143
2021-07-12T22:57:06Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/9144
2021-07-12T22:57:04Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/9231
2021-07-12T22:57:13Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/9232
2021-07-12T22:57:11Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/9233
2021-07-12T22:57:09Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/9534
2021-07-12T22:56:45Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/9646
2021-07-12T22:56:39Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/10437
2021-07-12T22:56:12Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/11722
2022-08-11T21:29:52Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/11790
2022-01-03T11:10:59Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/11791
2022-01-03T11:10:59Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/12309
2022-01-03T11:10:33Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/12335
2022-01-03T11:10:33Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/12381
2022-01-03T11:10:33Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/13321
2023-10-26T11:50:24Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/13909
2023-10-26T11:50:37Z
SSP:VAR
oai:ojs.www.journals.us.edu.pl:article/15571
2023-11-09T13:48:58Z
SSP:VAR