1
Published: 1973
Superior document: Leonhardi Euleri opera omnia Series 3, Opera physica, miscellanea epistolae, Vol. 9
2
Published: 1974
Superior document: Leonhardi Euleri opera omnia Series 2, Opera mechanica et astronomica, Vol. 20
3
Published: 1978
Superior document: Leonhardi Euleri opera omnia Series 2, Opera mechanica et astronomica, Vol. 21