Antiferromagnet-ferromagnet transition in La1–xSrxMn0.5Ni0.5O3 (0 ≤ x ≤ 0.2) ceramics - I. O. Troyanchuk; D. V. Karpinsky; M. V. Bushinsky; V. A. Sirenko; V. V. Sikolenko; A. Franz (Low Temperature Physics, 2017)