Resonant detectors for gravitational waves
https://www.academia.edu/55789182/Resonant_detectors_for_gravitational_waves
AMPLIFICATION OF LONGITUDINAL WAVES IN A NONLINEAR DIELECTRIC BY A CHARGED- PARTICLE BUNCH. (in Russian)
https://www.osti.gov/biblio/4399743
LONGITUDINAL DIELECTRIC WAVES IN A TESLA COIL ＆ QUATERNIONIC MAXWELL’S EQUATIONS
https://www.semanticscholar.org/paper/LONGITUDINAL-DIELECTRIC-WAVES-IN-A-TESLA-COIL-AND-Handwerker/d38ced841daf2525b454543b0e3e256394d38e6c
Tesla Bifilar Coil Free Energy
https://radiant-electricity.blogspot.com/2021/01/tesla-bifilar-coil-free-energy.html
Tesla Bifilar Coil Magnet Generator
https://radiant-electricity.blogspot.com/2021/01/tesla-bifilar-coil-magnet-generator.html