ORGANIZATION@1 ; PERSON@1 , PERSON@2 -LRB- revised April NUMBER@1 -RRB- : MISC@1 -LRB- Facilities Instructions , Standards & Techniques , Volume NUMBER@2 -RRB- -LRB- NUMBER@3 MB pdf -RRB- .

ORGANIZATION@1 ; PERSON@1 , PERSON@2 -LRB- revised April NUMBER@1 -RRB- : MISC@1 -LRB- Facilities Instructions , Standards & Techniques , Volume NUMBER@2 -RRB- -LRB- NUMBER@3 MB pdf -RRB- .
