id	domain	url
easat-8743	creativecommons.org	https://creativecommons.org/licenses/by/4.0/)
easat-8743	doi.org	https://doi.org/10.1016/0021-8693(68)90014-8
easat-8743	doi.org	https://doi.org/10.26554/sti.2022.7.3.333-343
easat-8743	doi.org	https://doi.org/10.1016/j.jalgebra.2018.12.002
easat-8743	doi.org	https://doi.org/10.4236/ijmnta.2022.112002
easat-8743	creativecommons.org	https://creativecommons.org/licenses/by/4.0
easat-8743	doi.org	https://doi.org/10.1016/0021-8693(68)90014-8
easat-8743	doi.org	https://doi.org/10.26554/sti.2022.7.3.333-343
easat-8743	doi.org	https://doi.org/10.1016/j.jalgebra.2018.12.002
easat-8743	doi.org	https://doi.org/10.4236/ijmnta.2022.112002