I'll show some sources. Take a look.
Children Raised by Lesbians Do Just Fine, Studies Show | LiveScience
Children raised by gay couples show good progress through school, study finds
Liberté. Égalité. Fraternité.
Gay Parents Raising Children: The Mark Regnerus Study
I'll take a look at it later on today, however, I find the source incredibily dubious to say the least off the bat.
"you're better off on Stormfront discussing how evil brown men are taking innocent white flowers." Infinite Chaos