Development and Research Methods for Seismometric Transducers. In Russian/Razrabotka i metody issledovaniy seysmometricheskikh preobrazovateley. Issue 23. Series: Seismic Devices. Edited by E. Borisevich. Proceedings of the title of Schmidt Earth Physics. M Science 1992. 136s. Please contact us for details on condition of available copies of the book. SKUalb2e4a18a3d85617c4.