1
Published: Febr.y, 1839;, Febr.y, 1839
2
Published: [2011]
Superior document: Title is part of eBook package: De Gruyter DGBA Mathematics - 1990 - 1999
Links: Get full text; Get full text; Cover
3
Published: [2011]
Superior document: Title is part of eBook package: De Gruyter DGBA Medicine and Life Sciences 1990 - 1999
Links: Get full text; Get full text; Cover