Journal of geodesy. 1972;105(1):369-369. doi: 10.1007/bf02521851 Q14.02025
TheFifth Conference of Southern African Surveyors
DOI: 10.1007/bf02521851
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Journal of geodesy. 1972;105(1):369-369. doi: 10.1007/bf02521851 Q14.02025
DOI: 10.1007/bf02521851
摘要 查看摘要