@article{Funk2018, author = {Rainer Funk}, title = {Prefacio}, journal = {El amor a la vida - despertar, luchar y ser. En memoria de Erich Fromm y Salvador Zubir{\´a}n, M{\´e}xico (Miguel Angel Porr{\´u}a), 2018, pp.7-11.}, year = {2018}, }