Geodesic
On the ranks of direct sums
Fundamentalʹnaâ i prikladnaâ matematika, Tome 8 (2002) no. 3, pp. 949-953

Voir la notice de l'article provenant de la source Math-Net.Ru

Strazssen's hypothesis about the rank of a direct sum is known. It has proved for some particular cases. In the present article new cases are analyzed. 
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     author = {A. V. Leont'ev},
     title = {On the ranks of direct sums},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
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     volume = {8},
     number = {3},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2002_8_3_a18/}
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A. V. Leont'ev. On the ranks of direct sums. Fundamentalʹnaâ i prikladnaâ matematika, Tome 8 (2002) no. 3, pp. 949-953. http://geodesic.mathdoc.fr/item/FPM_2002_8_3_a18/