APA-viite (7. p.)
Schmidt, G. H. (1975). On axisymmetric Waves in an unbounded piezoelectric plate with bounded electrodes.
Chicago-viite (17. p.)
Schmidt, Geert Hylke. On Axisymmetric Waves in an Unbounded Piezoelectric Plate with Bounded Electrodes. Groningen, 1975.
MLA-viite (9. p.)
Schmidt, Geert Hylke. On Axisymmetric Waves in an Unbounded Piezoelectric Plate with Bounded Electrodes. 1975.
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