badˈatʃɛ s tɛj ɡrˈupɨ tɔ ˈɛm.ˈin.: lɨzɡˈaart tˈɨɕɔndʑ dʑˈɛvʲɛɲtɕsˌɛt pʲɛɲdʑˈɛɕɔntpʲˈɛɲtɕ, ˈɔbɛrk tˈɨɕɔndʑ dʑˈɛvʲɛɲtɕsˌɛt ʃɛʑdʑˈɛɕɔnt, lazˈarus i fˈɔlkman tˈɨɕɔndʑ dʑˈɛvʲɛɲtɕsˌɛt ɔɕɛmdʑˈɛɕɔnttʃtˈɛrɨ, fˈurnxam i bˈɔxnɛr tˈɨɕɔndʑ dʑˈɛvʲɛɲtɕsˌɛt ɔɕɛmdʑˈɛɕɔntʃˈɛɕtɕ, ʃmˈits tˈɨɕɔndʑ dʑˈɛvʲɛɲtɕsˌɛd dʑɛvʲɛɲdʑˈɛɕɔnddvˈa, tˈɨɕɔndʑ dʑˈɛvʲɛɲtɕsˌɛd dʑɛvʲɛɲdʑˈɛɕɔnttʃtˈɛrɨ.
Badacze z tej grupy to m.in.: Lysgaard (1955), Oberg (1960), Lazarus i Folkman (1984), Furncham i Bochner (1986), Schmitz (1992, 1994).