Izuchenie tverdosti lʹda /
Wedi'i Gadw mewn:
| OCLC: | 8580497 |
|---|---|
| Prif Awdur: | |
| Awduron Eraill: | |
| Iaith: | Russian |
| Cyhoeddwyd: |
Moskva :
Izd-vo Akademii nauk SSSR,
1960.
|
| Pynciau: | |
| Fformat: | Monograph Note that CRL will digitize material from the collection when copyright allows. |