Micrografx software is no longer sold and if you do not have the installation discs, you will have pretty hard time finding the program. Apparently CorelDRAW still supports old Micrografx files (.dst) and can export and save them as PDF documents. This may even work with a trial version of CorelDRAW so no need to purchase it.
Convert Micrografx Designer 6/7 graphic file to Adobe Portable document format.
We found 3 software records in the database related to .dsf to .pdf file format conversion.
Microsoft Windows software - convert dsf to pdf on Windows
A set of applications used by professional graphic designers
Convert from dsf file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned dsf to pdf. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
An old vector-based drawing software
A free graphics editor