1. Isolation of fractions rich in human Y sperm;Ericsson;Nature,1973
2. Isolation of progressively motile human sperm: to select Y sperm or to improve fertility;Ericsson,1978
3. Improved motility recovery of human spermatozoa after freeze preservation via a new approach;Glaub;Fertil Steril,1976
4. Separation of rabbit and bull spermatozoa on bovine serum albumin gradients;Wall;Biol Reprod (Abstr),1980
5. Isolation of progressively motile mammalian sperm (abstr);Ericsson,1980