no. 2
Finite associative rings
Compositio Mathematica, Tome 21 (1969) no. 2, pp. 195-229. 
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     author = {Raghavendran, R.},
     title = {Finite associative rings},
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     pages = {195--229},
     publisher = {Wolters-Noordhoff Publishing},
     volume = {21},
     number = {2},
     year = {1969},
     mrnumber = {246905},
     zbl = {0179.33602},
     language = {en},
     url = {http://archive.numdam.org/item/CM_1969__21_2_195_0/}
}
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Raghavendran, R. Finite associative rings. Compositio Mathematica, Tome 21 (1969) no. 2, pp. 195-229. http://archive.numdam.org/item/CM_1969__21_2_195_0/

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