Geodesic
Countably generated extensions of $QTAG$-modules
Eurasian mathematical journal, Tome 14 (2023) no. 3, pp. 26-34

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Let the $QTAG$-module $M$ be the set-theoretic union of a countable collection of isotype submodules $S_k$ of countable length. For $0\leqslant k \omega$ we prove that $M$ is totally projective if $S_k$ is totally projective. Certain related assertions in this direction are also presented. 
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     author = {A. Hasan},
     title = {Countably generated extensions of $QTAG$-modules},
     journal = {Eurasian mathematical journal},
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     volume = {14},
     number = {3},
     year = {2023},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EMJ_2023_14_3_a1/}
}
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A. Hasan. Countably generated extensions of $QTAG$-modules. Eurasian mathematical journal, Tome 14 (2023) no. 3, pp. 26-34. http://geodesic.mathdoc.fr/item/EMJ_2023_14_3_a1/