@article{bocianowski_2012,  title={Analytical and numerical comparisons of two methods of estimation of additive × additive interaction of QTL effects},  volume={69},  ISSN={0103-9016},  url={https://doi.org/10.1590/S0103-90162012000400002},  DOI={10.1590/S0103-90162012000400002},  number={4},  journal={Scientia Agricola},  publisher={Escola Superior de Agricultura "Luiz de Queiroz"},  author={Bocianowski, Jan},  year={2012},  pages={240–246} }