On same of the smarandaches problems
Atanassov, Krassimir T
On same of the smarandaches problems - Lupton: American Research Press, 1999 - 88p.
1-879585-72-3
Problems
519.6 / N9
On same of the smarandaches problems - Lupton: American Research Press, 1999 - 88p.
1-879585-72-3
Problems
519.6 / N9