Corrigendum to "ZrO2 fibers obtained from the halide free synthesis of non-beaded PVA/Zr n-propoxide electrospun fibrous composites" [Ceram. Int. 39 (2013) 1153-1161]. Issue 6 (15th March 2022) - Singh, Sarabjit; Singh, Vajinder; Vijayakumar, M.; Prasad, V.V. Bhanu