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      Financiación
      The authors are partially supported by the Spanish Ministry of Economy and Competitiveness, D.G.I. Project no. MTM2011-23843, and Junta de Andalucía Grant FQM3737. [1]
      The authors extend their appreciation to the Deanship of Scientific Research at King Saud University for funding this work through research group No. RG-1435-020. The second author also is partially supported by the Spanish Ministry of Economy and Competitiveness project No. MTM2014-58984-P. [1]
      The authors were supported by MEC (Spain) Grant MTM2006-04837 and Junta de Andalucía Grants FQM-185 and Proyecto de Excelencia P06-FQM-01438. [1]
      The first author was partially supported by MINECO–FEDER Grant MTM2015-68210-P (Spain) and Junta de Andalucía FQM-194 (Spain). The second author was partially supported by MINECO–FEDER Grant MTM2015-68210-P (Spain), Junta de Andalucía FQM-116 (Spain) and MINECO Grant BES-2013- 066595 (Spain). The third author was partially supported by CONICET (Argentina) and MINECO–FEDER Grant MTM2015-70227-P (Spain). [1]
      The first author was supported by the National Research Foundation of Korea (NRF) grant funded by the Korea government (MSIT) (NRF-2020R1C1C1A01012267). The second author was supported by the Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Education (NRF-2019R1A2C1003857) and also by Basic Science Institute Fund, whose NRF grant is 2021R1A6A1A10042944. The third author was supported by the Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Education (NRF- 2019R1A2C1003857). The fourth author has been partially supported by Project PGC2018-093794-B-I00 (MCIU/AEI/FEDER, UE, AEI/10.13039/501100011033), by Junta de Andalucía I+D+i grants P20_00255, A-FQM-484-UGR18, and FQM-185, and by “Maria deMaeztu” Excellence Unit IMAG, reference CEX2020- 001105-M funded by MCIN/AEI/10.13039/501100011033. Funding for open access charge: Universidad de Granada (Spain) [1]
      The second author acknowledges funding from: the Distinguished Visitor Programme of the School of Mathematics and Statistics of University College Dublin, Project MTM2016-76327- C3-2-P of the Spanish Ministry of Economy, Industry and Competitiveness, Research Group FQM 199 of the Junta de Andalucía and European Union FEDER support. [1]
      The second author was supported by Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Education, Science and Technology (NRF-2012R1A1A1006869). The third author was partially supported by Spanish MICINN and FEDER project no. MTM2012-31755 and by Junta de Andalucía and FEDER Grants FQM-185 and P09-FQM-4911. [1]
      This work was conducted within the framework of a research project granted by CEMIX-6/16 and financed by Banco Santander. [1]
      This work was partially supported by the Spanish Project MTM2016-76327-C3-2-P (AEI\FEDER, UE). [1]
      This work was partially supported by the Spanish Project MTM2016-76327-C3-2-P (AEInFEDER, UE). [1]
      This work was realized during a stay of the second author in Louvain-la Newve, being supported by the Ministry of Education and Culture (Spain). [1]
      This work was supported by the Ministerio de Economía y Competitividad (Spain) under Research Project No. MTM2014-60594-P and partially supported by FEDER. [1]
      Tianjin Natural Science Foundation (Grant No. 19JCY-BJC30200) [1]