30 years of Bulgarian solitaire/
Hopkins, Brian.
30 years of Bulgarian solitaire/ Thirty years of Bulgarian solitaire/ Brian Hopkins. - Washington D. C.: Mathematical Association of America, ©Jul 2012-Sept 2015. - v43 n2, pages 135-140: illustrations; 28 cm.
0746-8342
Mathematics.
DPer 510.5 C697 Jan 2012-Sept 2015 v. 43 & 46, n. 1-4
30 years of Bulgarian solitaire/ Thirty years of Bulgarian solitaire/ Brian Hopkins. - Washington D. C.: Mathematical Association of America, ©Jul 2012-Sept 2015. - v43 n2, pages 135-140: illustrations; 28 cm.
0746-8342
Mathematics.
DPer 510.5 C697 Jan 2012-Sept 2015 v. 43 & 46, n. 1-4
