Monaco bested Tobias Kamke 6-4, 7-6 (7-2) and Berlocq dispatched Christopher Kas 6-2, 6-4 to close out the weekend series, which Argentina clinched Saturday with a doubles win by David Nalbandian and Horacio Zeballos.
The victory put Argentina into the Davis Cup quarterfinals for the second straight year. They will host France in April.
Germany -- playing without injured star Philipp Kohlschreiber -- dropped to 2-7 all-time against Argentina in Davis Cup competition.
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