@article{700612,
     title = {Some problems of convergence in countably modulared spaces},
     booktitle = {General topology and its relations to modern analysis and algebra IV},
     series = {GDML\_Books},
     publisher = {Society of Czechoslovak Mathematicians and Physicist},
     address = {Praha},
     year = {1977},
     pages = {[319]-326},
     mrnumber = {MR0500066},
     zbl = {0372.46031},
     url = {http://dml.mathdoc.fr/item/700612}
}

Musielak, J.; Waszak, A. Some problems of convergence in countably modulared spaces, dans General topology and its relations to modern analysis and algebra IV, GDML_Books,  (1977), pp. [319]-326. http://gdmltest.u-ga.fr/item/700612/