<https://arl.ujep.cz/arl-ujep/en/detail/ujepuscat0275346>
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"Analysis of the impact of the change of primary and secondary AlSi9Cu3 alloy ratio in the batch on its performance"
<https://arl.ujep.cz/arl-ujep/en/detail/?&idx=ujep_us_cat*0275346&iset=1&disprec=8>