Gazeta Matematica Seria B No 12/2016 + Suplimentul

La link
https://www.scribd.com/document/337431829/Gazeta-Matematica-Seria-B-12-2016

si
https://issuu.com/leonpetrakovsky/docs/gmb-12--2016

sau
https://www.scribd.com/document/337431810/Suplimentul-GMB-12-2016

si
https://issuu.com/leonpetrakovsky/docs/suplimentgmb-12-2016