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Development of non-destructive electronic systems for the monitoring of insects as bioindicators in remote areas of natural interest in the Balearic Islands
Pelage variation, morphology, and natural history of the California ground squirrel, Spermophilus beecheyi, in the central San Joaquin Valley, California
Siebkettenanordnung unter ausnutzung der vergroesserten anodenrueckwirkung einer verstaerkerroehre, insbesondere fuer abstimmanzeigeroehren oder sonstige gleichspannungsverstaerker.