621.3824
See also:
↑ AP1 electrical accumulators ≈ 621.3824 ↑ AP3 sensors and electric actuators ≈ 621.3824
AP1
AP3
SciGator: explore University of Pavia libraries... — <http://scigator.unipv.it/indexe.php> : 2017.02.14 - 2024.11.12 - « <http://www-dimat.unipv.it/biblio/dewey.php> : 2015.06.18 - 2017