Algebra and Logic
Algebra and Logic > 2019 > 58 > 3 > 214-223
Algebra and Logic > 2019 > 58 > 3 > 199-213
Algebra and Logic > 2019 > 58 > 3 > 268-281
Algebra and Logic > 2019 > 58 > 3 > 232-243
Algebra and Logic > 2019 > 58 > 3 > 224-231
Algebra and Logic > 2019 > 58 > 3 > 249-253
Algebra and Logic > 2019 > 58 > 3 > 254-267
Algebra and Logic > 2019 > 58 > 3 > 244-248