Veress Márton: A Bakony természettudományi kutatásának eredményei 23. - Covered karst evolution... (Zirc, 2000)
PICTURES
Pict. 19. Doline-with-pseudoponor 1-29. Legend: 1. margin of depression and outer edge of doline-with-pseudoponor; 2. interior of doline-withpseudoponor; 3. depression with arcuate margin shaped by mass movement
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