ABSORPTION IN DIRECTION OF M17

[1] BOGGESS A, 1955, THESIS U MICHIGAN

[2] BOYCE PB, 1963, THESIS U MICHIGAN

[3] DICKEL HR, 1966, ASTRON J, V71, P852

[4] DICKEL HR, 1967, 1967 SPRING M INT SC

[5] DICKEL HR, 1967, MAY SPRING M INT SCI

[6] FORT DN, 1967, PRIVATE COMMUNICATIO

[7] GEBEL W, 1969, PRIVATE COMMUNICATIO

[8] PHOTOELECTRIC PHOTOMETRY OF H 2 REGIONS [J]. ASTRONOMICAL JOURNAL, 1967, 72 (07) : 798 - &

[9] A STUDY OF THE REGION OF M17 AT A WAVELENGTH OF 3.75 CM [J]. ASTRONOMICAL JOURNAL, 1961, 66 (09) : 517 - 521

[10] ELECTRON TEMPERATURES DERIVED FROM OBSERVATIONS OF LOW-DENSITY H 2 REGIONS AND PLANETARY NEBULAE [J]. ASTROPHYSICAL JOURNAL, 1966, 143 (01) : 168 - &

[1] BOGGESS A, 1955, THESIS U MICHIGAN

[2] BOYCE PB, 1963, THESIS U MICHIGAN

[3] DICKEL HR, 1966, ASTRON J, V71, P852

[4] DICKEL HR, 1967, 1967 SPRING M INT SC

[5] DICKEL HR, 1967, MAY SPRING M INT SCI

[6] FORT DN, 1967, PRIVATE COMMUNICATIO

[7] GEBEL W, 1969, PRIVATE COMMUNICATIO

[8] PHOTOELECTRIC PHOTOMETRY OF H 2 REGIONS [J]. ASTRONOMICAL JOURNAL, 1967, 72 (07) : 798 - &

[9] A STUDY OF THE REGION OF M17 AT A WAVELENGTH OF 3.75 CM [J]. ASTRONOMICAL JOURNAL, 1961, 66 (09) : 517 - 521

[10] ELECTRON TEMPERATURES DERIVED FROM OBSERVATIONS OF LOW-DENSITY H 2 REGIONS AND PLANETARY NEBULAE [J]. ASTROPHYSICAL JOURNAL, 1966, 143 (01) : 168 - &