"Gesteenten. Mineralen." . . "Microscopes polarisants." . . "Microscopie Technique." . . "Optica. Kwantumoptica." . . "Pétrologie." . . . . "Petrographic micro-technique : a practical handbook for preparation of thin sections of rocks for use with the petrological microscope"@en . . . "Petrographic micro-technique"@en . . . . . . . . . . . . . . . . . "Petrographic micro-technique : a practical handbook for the preparation of thin sections of rocks for use with the petrological microscope"@en . "Petrographic Micro-Technique. A practical handbook for the preparation of thin sections of rocks for use with the petrological microscope, etc"@en . "Petrographic micro-technique : a practical handbook for the preparation of thin sections of rocks for use with the petrological microscope" . . "Petrographic micro-technique a practical handbook for the preparation of thin sections of rocks for use with the petrological microscope"@en . . . "Petrographic micro-technique; a practical handbook for the preparation of thin sections of rocks for use with the petrological microscope" . . . . . . . . "Roches Analyse." . .