A simple proof for a theorem of chase
Rendiconti del Seminario Matematico della Università di Padova, Tome 74 (1985), pp. 45-49 
@article{RSMUP_1985__74__45_0,
     author = {Huber, Martin},
     title = {A simple proof for a theorem of chase},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {45--49},
     year = {1985},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {74},
     mrnumber = {818714},
     zbl = {0583.20042},
     language = {en},
     url = {https://www.numdam.org/item/RSMUP_1985__74__45_0/}
}
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Huber, Martin. A simple proof for a theorem of chase. Rendiconti del Seminario Matematico della Università di Padova, Tome 74 (1985), pp. 45-49. https://www.numdam.org/item/RSMUP_1985__74__45_0/

[C] S. Chase, On group extensions and a problem of J. H. C. Whitehead, in Topics in Abelian Groups, pp. 173-197, Chicago: Scott, Foresman and Co., 1963. | MR

[DS] K. Devlin - S. Shelah, A weak version of ♦ which follows from 2N0 < 2N1, Israel J. Math., 29 (1978), pp. 239-247. | Zbl | MR

[EH] P. Eklof - M. Huber, On the rank of Ext, Math. Z., 174 (1980), pp. 159-185. | Zbl | MR | EuDML

[F] L. Fuchs, Infinite Abelian Groups, Vol. I, London, New York, Academic Press, 1970. | Zbl | MR

[HHS] H. Hiller - M. Huber - S. Shelah, The structure of Ext(A, Z) and V = L, Math. Z., 162 (1978), pp. 39-50. | Zbl | MR | EuDML

[S1] S. Shelah, Infinite abelian groups. Whitehead problem and some constructions, Israel J. Math., 18 (1974), pp. 243-256. | Zbl | MR

[S2] S. Shelah, A compactness theorem for singular cardinals, free algebras, Whitehead problem and transversals, Israel J. Math., 21 (1975), pp. 319-349. | Zbl | MR

[S3] S. Shelah, On uncountable abelian groups, Israel J. Math., 32 (1979), pp. 311-330. | Zbl | MR