@Article{ BOJKOV_HRISTOVA_AZCÓN:1-4,

author = { NIKOLAY BOJKOV VASSILEV and MARIA HRISTOVA VASSILEVA and ROSARIO AZCÓN GONZÁLEZ DE AGUILAR } ,

title = { SOLUBILIZATION OF ROCK PHOSPHATE BY IMMOBILIZED ASPERGILLUS NIGER },

journal = { BIORESOURCE TECHNOLOGY },

year = { 1997 },

volume = { 59 },

issn = { 0960-8524 },

pages = { 1-4 },

}