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The cranial, mandibular, and hyoid anatomy of softshell turtles (Trionychidae): A revised character list for phylogenetic analysis

open access: yesThe Anatomical Record, EarlyView.
Abstract Softshell turtles (Pan‐Trionychidae) are an early branching clade of hidden‐necked turtles (Cryptodira) with a rich fossil record extending back to the Early Cretaceous. The evolutionary history of softshell turtles is still unresolved because of their conservative morphology combined with high levels of polymorphism related to morphological ...
Léa C. Girard, Walter G. Joyce
wiley   +1 more source

DC/AC Converters–Inverters

2014
DC/AC converters are used in situations when the primary source is DC (battery, DC motor-generator, solar cells, etc.) and the loads require an AC supply. Since a DC source is inverted to an AC source of energy, DC/AC converters are often called the inverters.
Branko L. Dokić, Branko Blanuša
openaire   +1 more source

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