Krčmar, M. and Krečak, Z. and Stipčević, M. and Ljubičić, A. and Bradley, David Andrew (1998) Search for solar axions using 57Fe. Physics Letters B, 442 (1-4). pp. 38-42. ISSN 0370-2693, DOI https://doi.org/10.1016/S0370-2693(98)01231-3.